A participle is a "verb acting as an adjective": reading, read. Finnish has four, and you need them not only for descriptions but also for tenses (the perfect is built on a participle). Let's take each one.
In short: the present active participle is -va/-vä (puhuva — speaking); the past participle is -nut/-nyt (puhunut — having spoken, needed for the perfect); the passive participle is -ttu/-tu/-ty (tehty — done); the agent participle is -ma/-mä (äidin tekemä ruoka — food made by mum). All decline like adjectives.
1. Present active participle: -va / -vä
"The one that does". Take the present stem and add -va/-vä:
| Verb | Participle | Example |
|---|---|---|
| puhua (speak) | puhuva | suomea puhuva mies — a man speaking Finnish |
| nukkua (sleep) | nukkuva | nukkuva lapsi — a sleeping child |
| itkeä (cry) | itkevä | itkevä vauva — a crying baby |
The participle agrees with its noun in case and number: nukkuvat lapset, nukkuvassa huoneessa.
2. Past participle: -nut / -nyt / -neet
"The one that has done". This is the participle you can't build the perfect and pluperfect without: olen puhunut (I have spoken), olimme tulleet (we had come). As an adjective it also works: nukkunut lapsi (a child who has slept).
| Number | Form | Example |
|---|---|---|
| sg. | -nut / -nyt | Olen syönyt. — I have eaten. |
| pl. | -neet | He ovat lähteneet. — They have left. |
3. Passive participle: -ttu / -tu / -ty
"Made, read". It's linked to the passive: tehty työ (work that's been done), luettu kirja (a book that's been read). It declines too: tehdyssä työssä.
| Verb | Participle | Example |
|---|---|---|
| tehdä (do) | tehty | hyvin tehty työ — well-done work |
| lukea (read) | luettu | luettu kirja — a book that's been read |
| kirjoittaa (write) | kirjoitettu | kirjoitettu viesti — a written message |
4. Agent participle: -ma / -mä
A Finnish speciality: "made by someone" via the doer in the genitive + a -ma participle. It's a very common way to avoid a "which/who did X" clause:
| Finnish | English |
|---|---|
| äidin tekemä ruoka | food made by mum |
| opettajan antama tehtävä | a task given by the teacher |
| minun ostamani auto | the car I bought |
The doer is in the genitive (äidin, opettajan), and the participle agrees with the noun it describes.
What to learn first
Start with -nut/-nyt (you can't say "I have done" without it) and -va (descriptions). Then the passive -ttu and the agent -ma — they make your speech "grown-up" and cut out extra clauses. Review the verb types alongside: they decide the participle stem.
Participles are what separate a confident B1 from "I understand but can't build it". The fastest way to make them automatic is with a teacher and practice: at Hei Study we turn grammar into real phrases — see how long Finnish really takes and begin there.