Agent Participle in Finnish

Overview

The agent participle (agenttipartisiippi) is a special participial construction that identifies who performed an action. At the B2 level, this form is an important tool for concise written Finnish. The agent participle is formed with -ma/-mä and is always accompanied by a genitive-form agent (the doer). It replaces relative clauses like "that X made/did" with a compact modifier.

For example, instead of saying "a cake that mother made" (kakku, jonka äiti teki), Finnish can say äidin tekemä kakku — the agent participle construction. This pattern is pervasive in written Finnish and essential for understanding newspaper articles, formal texts, and academic writing.

The agent participle is closely related to the 3rd infinitive (-ma-/-mä- stem) but functions as an adjective that identifies the agent of the action.

How It Works

Formation

Agent (genitive) + verb stem + ma/mä + case agreement

Verb	Agent participle	Example	English
tehdä	tekemä	äidin tekemä kakku	a cake made by mother
kirjoittaa	kirjoittama	Tolstoin kirjoittama kirja	a book written by Tolstoy
rakentaa	rakentama	isän rakentama talo	a house built by father
laulaa	laulama	kuoron laulama laulu	a song sung by the choir

Declension

The agent participle declines like an adjective (it agrees in case and number with the noun):

Case	Example	English
Nominative	äidin tekemä kakku	mother's made cake
Genitive	äidin tekemän kakun	of mother's made cake
Partitive	äidin tekemää kakkua	mother's made cake (part.)
Inessive	äidin tekemässä kakussa	in mother's made cake

Agent participle vs. relative clause

Agent participle	Relative clause	English
äidin tekemä kakku	kakku, jonka äiti teki	a cake that mother made
opettajan antama tehtävä	tehtävä, jonka opettaja antoi	a task the teacher gave
lasten piirtämä kuva	kuva, jonka lapset piirsivät	a picture the children drew

Negative agent participle

Using the negation stem:

Finnish	English
kenenkään tekemätön työ	work undone by anyone

The negative form uses -mätön/-maton: tekemätön (unmade, undone).

Examples in Context

Finnish	English	Note
Äidin tekemä ruoka on parasta.	Food made by mother is the best.	Agent participle
Luin Tolstoin kirjoittaman kirjan.	I read a book written by Tolstoy.	Genitive agreement
Opettajan antamat tehtävät ovat vaikeita.	The tasks given by the teacher are difficult.	Plural
Asun isoisäni rakentamassa talossa.	I live in a house built by my grandfather.	Inessive agreement
Lasten piirtämä kuva on seinällä.	The picture drawn by the children is on the wall.	Plural agent
Hallituksen tekemä päätös herätti keskustelua.	The decision made by the government sparked discussion.	Formal usage
Minun ostamani auto on punainen.	The car I bought is red.	Pronoun as agent
Tämä on käsin tehty.	This is handmade.	Without explicit agent
Heidän järjestämänsä juhla oli hieno.	The party organized by them was great.	Possessive suffix

Common Mistakes

Forgetting the agent in genitive

• Wrong: tekemä kakku (missing agent)
• Right: äidin tekemä kakku
• Why: The agent participle requires an explicit agent in the genitive case. Without it, the construction is incomplete.

Not declining the participle

• Wrong: Asun äidin rakentama talossa.
• Right: Asun äidin rakentamassa talossa.
• Why: The agent participle must agree in case with the noun it modifies, just like any adjective.

Using agent participle in casual speech

• Wrong: Overusing this construction in everyday conversation
• Right: Use relative clauses in speech; reserve agent participle for writing
• Why: While grammatically correct in speech, the agent participle sounds notably formal and literary.

Usage Notes

The agent participle is one of the most distinctive features of written Finnish. It allows incredibly concise expression — a whole relative clause compressed into a few words. Finnish newspapers use it extensively, and learning to read and produce it is a hallmark of advanced Finnish proficiency.

Note that the agent participle can only be used when the agent is known and stated. For unknown agents, the past passive participle is used instead: rakennettu talo (a built house, agent unknown) vs. isän rakentama talo (a house built by father, agent known).

Practice Tips

1. Relative clause compression: Take sentences with relative clauses and convert them: Kirja, jonka hän kirjoitti → Hänen kirjoittamansa kirja.
2. News headline reading: Finnish news headlines frequently use agent participles. Read headlines and expand them into full sentences.
3. Declension practice: Take one agent participle phrase and decline it through cases: äidin tekemä kakku, äidin tekemän kakun, äidin tekemää kakkua, äidin tekemässä kakussa...

Related Concepts

• Prerequisite: Participles — the broader participle system