You already know that Swedish glues "the" onto the end of a noun rather than placing it in front (bil → bilen, "the car"). The definite plural does the same thing, but it stacks the suffix onto the plural form you have already built. So "the cars" is not a fresh word to memorise — it is bilar ("cars") plus a definite ending: bilarna. This page shows how the definite-plural ending is entirely predictable from the indefinite plural, walks through all five declension classes side by side, and warns you about one genuinely treacherous look-alike — husen ("the houses") versus the -en that elsewhere marks the definite singular.
The core idea: plural form + a definite suffix
Building the definite plural is a two-step process, and you have already done step one whenever you can form the indefinite plural:
- Build the indefinite plural (flickor, bilar, saker, äpplen, hus).
- Add the definite-plural suffix — and which suffix you add depends on how the indefinite plural ends.
The whole thing reduces to a single, reliable instinct:
Vowel-ending plural → add -na. Consonant-ending zero plural → add -en.
Almost every Swedish definite plural falls out of that one line. The vowel-ending plurals are the -or, -ar, -er and -n classes; tack on -na and you get -orna, -arna, -erna, -na. The only consonant-ending plurals are the zero-plural ett-words (where the plural looks identical to the singular: ett hus, två hus); those take -en instead, giving husen.
Bilarna stod parkerade längs hela gatan.
The cars were parked along the whole street. bil → bilar (plural) → bilarna (definite plural): add -na to the vowel-ending plural.
Husen på andra sidan älven byggdes på 1700-talet.
The houses on the other side of the river were built in the 1700s. hus → hus (zero plural) → husen: add -en to the consonant-ending zero plural.
All five classes, side by side
Here is the full picture. Read each row left to right: singular, indefinite plural, definite plural — and notice that the definite-plural ending is fully determined by the column before it.
| Class | Indef. singular | Indef. plural | Definite plural | Ending |
|---|---|---|---|---|
| 1 (-or) | en flicka | flickor | flickorna | -or + na |
| 2 (-ar) | en bil | bilar | bilarna | -ar + na |
| 3 (-er) | en sak | saker | sakerna | -er + na |
| 4 (-n) | ett äpple | äpplen | äpplena | -n + a → -na |
| 5 (zero, ett) | ett hus | hus | husen |
|
Three of the classes are mechanically identical — -or, -ar, -er simply gain -na. The -n class (class 4) looks like it gains only -a, but that is the same -na logic seen from the other side: the indefinite plural already ends in -n (äpplen), and you add -a, landing on the same ...na shape. Only class 5, the zero-plural neuters, breaks the -na pattern and takes -en.
Flickorna och pojkarna lekte tillsammans på rasten.
The girls and the boys played together at recess. flickor → flickorna (-orna), pojkar → pojkarna (-arna).
Vi packade ner alla sakerna i lådor.
We packed all the things into boxes. sak → saker → sakerna (-erna).
Lägg äpplena i skålen, tack.
Put the apples in the bowl, please. äpple → äpplen → äpplena (-n plural plus -a).
The -na also catches the -are nouns and other zero-plural en-words
Two groups of nouns have a zero plural but are common gender (en-words), and these go with the -na crowd, not the -en crowd. The big group is the agent nouns in -are (en lärare "a teacher", en bagare "a baker"), whose plural is unchanged (två lärare) — and whose definite plural simply adds -na: lärarna, bagarna. (Note the -e of -are drops before -na: lärare → lärarna, not lärarena.)
Lärarna samlades i personalrummet före lektionen.
The teachers gathered in the staff room before the lesson. en lärare → två lärare (zero plural) → lärarna (drop the -e, add -na).
Bagarna börjar jobba klockan fyra på morgonen.
The bakers start work at four in the morning. bagare → bagarna.
The takeaway: gender, not just the ending, steers the choice. A consonant-ending zero plural takes -en only when the noun is neuter (hus → husen). A zero-plural en-word (the -are type, and a few like en man → män → männen) takes -na or -en according to its own paradigm — which is why you still learn each noun's four forms rather than reading the definite plural blindly off the spelling.
The dangerous clash: husen (plural) vs the -en of the definite singular
This is the point competitors gloss over, and it bites learners constantly. The string -en does two completely different jobs in Swedish:
- On an en-word in the singular, -en is the definite singular suffix: bil → bilen ("the car", one car).
- On a zero-plural ett-word, -en is the definite plural suffix: hus → husen ("the houses", many houses).
So bilen is singular but husen is plural — even though both end in -en. The ending alone does not tell you the number; you must also know the noun's gender and declension:
| Word | Gender | Form in -en | Means | Number |
|---|---|---|---|---|
| bil | en (common) | bilen | the car | singular |
| hus | ett (neuter, zero plural) | husen | the houses | plural |
| barn | ett (neuter, zero plural) | barnen | the children | plural |
| rum | ett (neuter, zero plural) | rummet / rummen | the room / the rooms | sing. / plural |
The neuter singular "the house" is huset (with -et), and the neuter plural "the houses" is husen (with -en). That is the disambiguator to lock in: for an ett-word, -et is the definite singular and -en is the definite plural. For an en-word, -en is the definite singular (its plural lives in -arna/-erna/-orna instead). Get the gender right and the ambiguity dissolves.
Huset är gammalt, men husen runt omkring är nybyggda.
The house is old, but the houses around it are newly built. huset = the house (sing., -et); husen = the houses (pl., -en).
Barnen sover, men barnet i vaggan är vaket.
The children are asleep, but the child in the cradle is awake. barnen (plural, -en) vs barnet (singular, -et).
Orthography: the umlaut plurals keep their å/ä/ö
A handful of common nouns form their plural by changing the stem vowel (an umlaut plural): en hand → händer ("hands"), en bok → böcker ("books"), en man → män ("men"), en fot → fötter ("feet"). The vowel change happens in the indefinite plural, and the definite plural simply adds the normal suffix on top — the å/ä/ö you see in the plural stays put:
Tvätta händerna innan du äter.
Wash your hands before you eat. hand → händer (umlaut plural) → händerna — the ä is retained through the definite plural.
Böckerna måste lämnas tillbaka på fredag.
The books must be returned on Friday. bok → böcker → böckerna — the ö stays.
Männen i rummet reste sig upp.
The men in the room stood up. man → män → männen — note the double n and retained ä.
The lesson: never "undo" the umlaut when adding the definite ending. Whatever vowel the indefinite plural has — händer, böcker, fötter — carries unchanged into händerna, böckerna, fötterna.
Common Mistakes
❌ bilorna / flickarna (one ending for every class)
Incorrect — the definite-plural ending tracks the indefinite plural. bilar → bilarna, flickor → flickorna; you can't swap them.
✅ bilarna / flickorna
the cars / the girls — match the suffix to the plural class.
❌ husen meaning 'the house' (singular)
Incorrect — husen is the definite PLURAL ('the houses'). The definite singular is huset.
✅ huset (the house) / husen (the houses)
-et = singular, -en = plural for this ett-word.
❌ äpplerna / äpplenna
Incorrect — the -n plural (äpplen) adds just -a: äpplena. Don't insert an extra -r- or double the -n.
✅ äpplena
the apples — äpplen + a.
❌ lärarena (keeping the -e of -are)
Incorrect — the -e of -are drops before -na.
✅ lärarna
the teachers — lärare → lärarna.
❌ handerna / böckerna spelled with the singular vowel
Incorrect — the umlaut plural keeps its vowel: händerna, not handerna.
✅ händerna / böckerna
the hands / the books — the ä and ö of the plural stay put.
Key Takeaways
- The definite plural is the indefinite plural plus a suffix — learn the four-form chain (bil → bilen → bilar → bilarna).
- The rule of thumb: vowel-ending plural → -na (-orna, -arna, -erna, -na); consonant-ending zero-plural neuter → -en (husen).
- Zero-plural en-words like the -are nouns take -na (lärare → lärarna, dropping the -e) — gender decides, not just the spelling.
- Beware the clash: -en is the definite singular of en-words (bilen) but the definite plural of zero-plural ett-words (husen); for ett-words, -et = singular, -en = plural.
- Umlaut plurals keep their å/ä/ö through the definite plural: händerna, böckerna, fötterna.
Now practice Swedish
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Start learning Swedish→Related Topics
- The Definite Singular (Enclitic Article)A1 — Swedish's most distinctive noun feature: 'the' is not a separate word but a suffix glued onto the end of the noun. en-words add -en (bil → bilen) or -n after a vowel (flicka → flickan); ett-words add -et (hus → huset) or -t after a vowel (äpple → äpplet). The front/back asymmetry with the indefinite article — en bil up front, bilen at the back — is the A1 conceptual leap, and the suffix you pick is simply the gender again.
- The Five Plural DeclensionsA2 — Swedish builds plurals through five declension classes — -or, -ar, -er, -n, and a zero ending — not the English -s. This overview names all five, gives a model noun for each, and lays out the prediction rules competitors omit: gender plus the word's final sound forecasts the class about 80% of the time, so the system is far less random than it first looks.
- Double Definiteness (den stora bilen)A2 — Swedish's signature feature: when a definite noun gets an adjective, definiteness is marked THREE times at once — a preposed article den/det/de, the adjective in its -a form, and the enclitic suffix still on the noun (den stora bilen, det stora huset, de stora bilarna). The exact failure mode for English speakers is dropping one of the three (*den stora bil or *stora bilen) — and Standard Swedish requires all three together.