syödä ('to eat')

Syödä ("to eat") is one of the first verbs you need in Finnish, and it is a clean example of a Type 2 verb — the class whose infinitive glues -dä straight onto a long vowel. The stem is simply syö-, it has no consonant gradation, and the whole paradigm is built by adding endings to that one unchanging stem. Two things about it surprise English speakers: the third person adds nothing (syö, never *syöö), and the past contracts the diphthong (syösöi). Its twin is juoda ("to drink"), which behaves identically.

Principal parts

InfinitivePresent 1sgPresent 3sgPast 3sgPast participle
syödäsyönsyösöisyönyt

Core conjugation

PersonPresentPastConditionalPerfect
minäsyönsöinsöisinolen syönyt
sinäsyötsöitsöisitolet syönyt
hänsyösöisöision syönyt
mesyömmesöimmesöisimmeolemme syöneet
tesyöttesöittesöisitteolette syöneet
hesyövätsöivätsöisivätovat syöneet
negativeen syöen syönyten söisien ole syönyt

The imperative is syö! (2sg) and syökää! (2pl); negative älä syö / älkää syökö. The passive ("one eats / people eat") is present syödään, past syötiin, perfect on syöty, conditional syötäisiin; negatives ei syödä, ei syöty. For the exhaustive paradigm — potential, non-finite forms, participles — see the full Type 2 model.

Syön yleensä puuroa aamiaiseksi, mutta tänään paistan munat.

I usually eat porridge for breakfast, but today I'll fry eggs.

Söimme eilen niin myöhään, ettei kukaan jaksanut jälkiruokaa.

We ate so late yesterday that nobody had the energy for dessert.

💡
The tense hides in the first vowel: syön = "I eat" (present), söin = "I ate" (past). Drill the pair syö / söi until you hear the difference automatically — it is the single most useful thing to lock in about this verb.

The object: total vs partitive

The real teaching point of syödä is not its endings but the case of its object, because Finnish forces you to choose between a total object (the action reaches its endpoint) and a partitive object (ongoing, or an unbounded amount). English marks none of this, so it is pure new work.

Söin omenan bussissa.

I ate an/the (whole) apple on the bus.

Syön omenaa — odota hetki.

I'm eating an apple — wait a moment.

The first is total (omenan): the apple is finished. The second is partitive (omenaa): the eating is in progress, the apple only partly gone. See aspect and the object for the full logic.

Mass foods have no natural endpoint, so they stay partitive as a rule:

Syön leipää joka aterialla.

I eat bread at every meal.

Lapset eivät suostu syömään kalaa.

The kids refuse to eat fish.

Note that a negated object is always partitive too (en syönyt kalaa, never *en syönyt kalan).

Idioms and useful collocations

Syödä is the everyday verb for having a meal. Finnish uses the partitive of the meal name:

Syödään lounasta yhdessä huomenna?

Shall we have lunch together tomorrow?

En ehtinyt syödä aamiaista, joten olen aivan nälkäinen.

I didn't have time to eat breakfast, so I'm really hungry.

Beyond food, syödä carries figurative "eat away at / consume": ruoste syö metallia ("rust eats away at metal"), huolet syövät häntä ("worries are eating at him"). The reflexive syödä itsensä kylläiseksi means "to eat one's fill".

Common Mistakes

❌ Hän syöö aina samaan aikaan.

Incorrect — the Type 2 stem already ends in a long vowel, so the 3sg is bare: syö.

✅ Hän syö aina samaan aikaan.

He always eats at the same time.

❌ Syöin liikaa karkkia eilen.

Incorrect — the past does not keep the diphthong; it contracts to söi-.

✅ Söin liikaa karkkia eilen.

I ate too much candy yesterday.

❌ Syön leipä joka päivä.

Incorrect — a mass food takes the partitive: leipää, not the nominative leipä.

✅ Syön leipää joka päivä.

I eat bread every day.

❌ Oletko jo syönnyt?

Incorrect — the past participle has a single n: syönyt, not *syönnyt.

✅ Oletko jo syönyt?

Have you eaten already?

Key Takeaways

  • Stem syö-, no gradation — one stem, all forms.
  • 3sg is bare syö; the past contracts to söi. Those two forms are where nearly every mistake happens.
  • Choose the object case deliberately: total omenan (finished) vs partitive omenaa (ongoing); mass foods and negatives stay partitive.
  • Meal names go in the partitive: syödä lounasta / aamiaista.

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Related Topics

  • juoda ('to drink')A1Full conjugation of juoda (to drink), a Type 2 verb: bare 3sg juo, contracting past joi, and the partitive object that drinks take.
  • Model Verb Type 2: syödä — Full ConjugationA2The complete paradigm of syödä (to eat), the model for Type 2 -da/-dä verbs: bare-stem 3rd person syö and the contracting past söi.
  • Aspect: Telic vs Atelic and the ObjectB2The object case alone marks whether an action was completed: ammuin karhua (shot at) vs ammuin karhun (shot dead), with no change of tense.
  • Partitive with Mass and Uncountable NounsA2Mass nouns take the partitive for an indefinite amount — ostan maitoa, juon vettä — while the total form (ostan leivän) means a whole, bounded unit.
  • Past of Type 2: söi, joi, sai, veiB2Type 2 long-vowel/diphthong stems contract with the past -i-: saada→sai, syödä→söi, juoda→joi, viedä→vei, plus tehdä→teki, nähdä→näki.