Comparatives and Superlatives in Irish

In Brief

Irish uses níos + the comparative form of an adjective for “more” or English “-er”: níos airde “taller,” níos fearr “better.” Add ná for “than.” The superlative uses the same adjective form with is, as in an foirgneamh is airde “the tallest building”; past-time comparison normally uses ní ba / ní b’, while a past superlative uses ba / ab.

Overview

A comparative is a form that compares two people, things, amounts, or situations: “older,” “less expensive,” or “more useful.” A superlative identifies an extreme within a group: “oldest,” “least expensive,” or “most useful.” These patterns are introduced around B1 because they build on basic Irish adjectives and on familiar sentence patterns with tá and the copula is.

The central Irish pattern is compact, but it does not match English word for word. English alternates between endings (tall → taller) and separate words (useful → more useful). Irish normally puts níos before a special comparative form: ard → níos airde, úsáideach → níos úsáidí. That special form also appears in the superlative: is airde, is úsáidí.

Some very frequent adjectives are irregular, so knowing the ordinary adjective is not always enough. Compare maith “good” with níos fearr “better,” and beag “small” with níos lú “smaller.” Learning these as pairs is more dependable than trying to generate every form from a spelling rule.

How It Works

Present and general comparisons with níos

For a present fact, a general statement, or a future comparison, use this core structure:

subject + verb + níos + comparative adjective (+ ná + comparison point)

• Tá an bóthar seo níos giorra. — This road is shorter.
• Tá an bóthar seo níos giorra ná an bóthar eile. — This road is shorter than the other road.
• Beidh an scrúdú níos deacra amárach. — The exam will be harder tomorrow.

The comparison point is the person or thing used as the standard. Irish introduces it with ná, corresponding to “than”:

• níos sine ná mise — older than me
• níos daoire ná an ceann gorm — more expensive than the blue one
• níos fearr ná mar a bhí sé — better than it was

Do not confuse comparative ná with the negative imperative particle also written ná. Its function is clear from the sentence: after a comparative, it means “than.”

The adjective form you need

Many comparative forms end in -e or -a and may also change a vowel or consonant inside the word. There are useful patterns, but they do not cover every adjective cleanly. Dictionaries often list the comparative, and it is sensible to record it whenever you learn a new adjective.

Basic adjective	Basic meaning	Comparative form	With níos
ard	high, tall	airde	níos airde
fada	long, far	faide	níos faide
gearr	short	giorra	níos giorra
óg	young	óige	níos óige
sean	old	sine	níos sine
te	hot, warm	teo	níos teo
fuar	cold	fuaire	níos fuaire
trom	heavy	troime	níos troime
láidir	strong	láidre	níos láidre
deacair	difficult	deacra	níos deacra
úsáideach	useful	úsáidí	níos úsáidí
suimiúil	interesting	suimiúla	níos suimiúla

Several high-frequency forms deserve special attention:

Basic adjective	Comparative/superlative form	Comparative meaning	Superlative meaning
maith	fearr	better	best
mór	mó	bigger, greater; more	biggest, greatest; most
beag	lú	smaller; less, fewer	smallest; least, fewest
olc / dona	measa	worse	worst
furasta	fusa	easier	easiest

These forms do not agree with the noun for gender or number in the way an ordinary attributive adjective may. For example, the comparative remains níos fearr whether the subject is singular or plural: Tá an leabhar níos fearr and Tá na leabhair níos fearr.

Superlatives with is

The superlative uses is + the same comparative form. A very common structure is:

the noun/person + is + comparative form

• an sliabh is airde — the highest mountain
• an bealach is giorra — the shortest route
• an freagra is fearr — the best answer

Here is is a relative form of the Irish copula (a linking word used to identify or classify something), not the English verb “is.” It links the noun to the quality that distinguishes it within a group.

In a complete identification sentence, Irish often places the person or thing being identified first with a pronoun:

• Is í Nóra an duine is óige sa rang. — Nóra is the youngest person in the class.
• Is é seo an rogha is fearr. — This is the best option.
• Is iad sin na ticéid is saoire. — Those are the cheapest tickets.

The first is identifies the answer; the later is marks the superlative inside the noun phrase. English uses “the” plus “-est/most,” but Irish normally has the definite article on the noun and is before the adjective: an chathair is mó, literally structured as “the city that-is greatest.”

A group or range can follow the superlative:

• an duine is sine sa teaghlach — the oldest person in the family
• an lá is fuaire den bhliain — the coldest day of the year
• an ceann is fearr acu — the best one of them

Past comparisons: ní ba and ní b’

When the comparison belongs to the past, standard Irish traditionally replaces present/general níos with ní ba. Before a vowel sound, it contracts to ní b’. The adjective is commonly lenited after ní ba when possible; lenition is the initial change often shown by adding h.

Present/general	Past	Meaning
níos mó	ní ba mhó	bigger
níos sine	ní ba shine	older
níos fearr	ní b’fhearr	better
níos éasca	ní b’éasca	easier

• Bhí an seomra ní ba mhó ansin. — The room was bigger then.
• Bhí an chéad cheist ní b’éasca ná an dara ceann. — The first question was easier than the second.

The verb still carries the ordinary tense: bhí says “was,” while ní ba mhó supplies the past comparison. In contemporary speech, usage can vary and níos is sometimes heard in past contexts, but ní ba / ní b’ is the important standard pattern to recognise and learn.

Past superlatives: ba and ab

A superlative referring to a past setting uses ba before a consonant and ab before a vowel sound:

• an teach ba mhó sa sráid — the biggest house in the street
• an scannán ab fhearr a chonaic mé — the best film I saw
• an cheist ab éasca sa scrúdú — the easiest question in the exam

As with ní ba, a following consonant may be lenited: ba mhó, ba shine, ab fhearr. Keep two past patterns separate: ní ba / ní b’ makes a comparison (“bigger”), while ba / ab marks a superlative (“biggest”).

Equality: saying “as … as”

Not every comparison ranks one thing above another. To express equal degree, a common pattern is chomh + adjective + le:

• Tá sí chomh hard lena deirfiúr. — She is as tall as her sister.
• Níl sé chomh costasach leis an gceann eile. — It is not as expensive as the other one.

Notice that this pattern uses the basic adjective (ard, costasach), not the comparative form (airde, costasaí). The preposition le combines with pronouns and articles, producing forms such as liom, leat, leis, léi, and leis an.

Examples in Context

Irish	English	Note
Tá sé níos mó ná an ceann eile.	It is bigger than the other one.	Core comparative with ná
Tá sé seo níos fearr.	This is better.	No comparison point needs to be stated
Tá Aoife níos óige ná mise.	Aoife is younger than me.	Irregular form óige
Beidh an traein níos tapúla.	The train will be faster.	Níos also works with future time
Tá an mála sin níos troime ná mo mhála.	That bag is heavier than my bag.	Comparison of two objects
Tá níos lú ama againn inniu.	We have less time today.	Níos lú expresses a smaller amount
Is í an bhean is airde í.	She is the tallest woman.	Identification plus superlative
Is é seo an bealach is giorra abhaile.	This is the shortest way home.	Superlative inside a noun phrase
Sin é an caifé is fearr sa cheantar.	That is the best café in the area.	The comparison group follows with sa
Cé acu an ceann is saoire?	Which one is the cheapest?	Choosing from alternatives
Ba mhó an teach sin.	That house was bigger.	Past comparative in a compact copular-style statement
Bhí an obair ní b’fhusa anuraidh.	The work was easier last year.	Contracted ní b’ before fusa
Ba é sin an lá ba fuaire den tseachtain.	That was the coldest day of the week.	Past identification and past superlative
Ba é an dara réiteach ab fhearr.	The second solution was the best.	Ab before a vowel sound
Tá an dá sheomra chomh geal lena chéile.	The two rooms are as bright as each other.	Equality rather than ranking

Common Mistakes

Using the basic adjective after níos

• Wrong: Tá an carr níos maith.
• Right: Tá an carr níos fearr.
• Why: Irish needs the comparative form. The comparative of maith is the irregular fearr.

Treating is like a free-standing translation of English “most”

• Wrong: Tá sí is airde sa rang.
• Right: Is í an duine is airde sa rang í. / Tá sí níos airde ná gach duine eile sa rang.
• Why: Superlative is normally belongs inside an identifying noun phrase such as an duine is airde. It does not simply replace níos after tá.

Using níos for both “more” and “most”

• Wrong: an foirgneamh níos airde sa chathair (intended: “the tallest building in the city”)
• Right: an foirgneamh is airde sa chathair
• Why: Níos makes a comparative; is marks a superlative.

Using English “than” order without ná

• Wrong: Tá Liam níos sine Cian.
• Right: Tá Liam níos sine ná Cian.
• Why: The comparison point is introduced by ná.

Forgetting the past form

• Wrong in the traditional standard pattern: Bhí an teach níos mó anuraidh.
• Right: Bhí an teach ní ba mhó anuraidh.
• Why: Past comparison normally calls for ní ba or ní b’. You may hear variation in everyday speech, but the standard contrast is worth maintaining in careful Irish.

Mixing comparison and equality

• Wrong: Tá sé chomh níos láidre le Seán.
• Right: Tá sé chomh láidir le Seán.
• Why: Chomh … le uses the basic adjective and means “as … as.” Do not add comparative níos.

Usage Notes

English translations do not predict the Irish form

English uses “more” with long adjectives and “-er” with many short ones, but that distinction does not control Irish. Both “taller” and “more interesting” use the same frame: níos airde and níos suimiúla. Think “níos + Irish comparative form,” not “translate English more.”

The forms mó and lú also compare quantity. Thus níos mó daoine means “more people,” while níos lú airgid means “less money.” English distinguishes “fewer” and “less” in careful usage; Irish commonly uses níos lú in both count and amount contexts.

Omitted information is normal

If the context already makes the comparison clear, Irish need not state the phrase after ná: Tá an ceann seo níos saoire “This one is cheaper.” Likewise, a superlative group may be understood rather than expressed: Cé acu is fearr? “Which is better/best?” The English choice between “better” and “best” can depend on how many options are understood.

Pronouns after ná and le

In everyday comparisons, learners will encounter emphatic pronouns after ná, especially mise “me/I,” tusa “you,” and eisean/ise “him/her”: níos sine ná mise. With equality, le uses prepositional pronouns: chomh hard liom “as tall as me,” chomh tapa léi “as fast as her.” These are parts of wider Irish pronoun systems, not special adjective endings.

Register and variation

The contrast between níos for present/general time and ní ba / ní b’ for past or hypothetical settings is prominent in formal teaching and edited Standard Irish. Natural speech differs across dialects, and speakers may extend níos more widely. For a learner, the safest strategy is to understand both real-world variation and the standard forms expected in careful writing.

Beyond the Basics / Advanced Use

The same past-form machinery can appear in unreal or conditional comparisons. For example, Bheadh sé ní b’fhearr fanacht means “It would be better to stay.” The form is not limited to a narrative about yesterday; it reflects a past/conditional grammatical environment.

Superlatives also occur in embedded expressions where English may not use an obvious “-est” form:

• chomh luath agus is féidir — as soon as possible
• a oiread agus is féidir — as much as possible
• an rud is tábhachtaí — the most important thing

A useful distinction is relative superlative versus an intensifier. An leabhar is fearr ranks one book as the best in a set. By contrast, Irish can express “very good” with an-mhaith. English “the most interesting” is a superlative, but “a most interesting story” can merely mean “a very interesting story”; do not automatically use is suimiúla for that intensifying use.

Some comparison meanings are lexical rather than adjective-based. Expressions for preference, sufficiency, excess, or increasing change may use other constructions. In particular, do not assume that every English phrase containing “more” requires níos: ba mhaith liom tuilleadh eolais means “I would like more information,” where tuilleadh is a quantity word. The níos + comparative pattern is for comparing degree, quality, or amount, not a mechanical replacement for every English “more.”

Finally, the comparative form is historically related to another adjective form traditionally called the genitive singular feminine (a form associated with a feminine singular noun in a possessive “of” relationship). You do not need that historical connection to make comparisons correctly. For practical study, treat the comparative as a form to learn alongside the basic adjective, while noticing recurring patterns such as ard/airde and óg/óige.

Practice Tips

1. Learn adjective triples. Record the basic adjective, comparative phrase, and superlative phrase together: maith — níos fearr — is fearr; mór — níos mó — is mó. Add the past pair later: ní b’fhearr — ab fhearr.
2. Compare real objects around you. Make three sentences about two items, then a group: Tá A níos troime ná B. Tá B níos saoire ná A. Is é C an ceann is fearr. Real contrasts make níos, ná, and is easier to separate.
3. Retell comparisons in the past. Change Tá sé níos mó to Bhí sé ní ba mhó, and an ceann is fearr to an ceann ab fhearr. This short tense-switch drill targets the feature English speakers are most likely to overlook.

Related Concepts

• Prerequisite: Basic Adjectives — review common adjective meanings and how adjectives behave with Irish nouns before comparing them.