Skills on AI

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Swedish Language

Use when asked to write, translate into, or check text in Swedish (svenska) — a North Germanic language with a two-gender noun system, a definite article suffixed onto the noun, and pitch accent — official in Sweden and Finland, closely related to and largely mutually intelligible with Norwegian and Danish.

Swedish (svenska) is a North Germanic language, official in Sweden and one of Finland's official languages. It is closely related to Norwegian and Danish, with a good deal of mutual intelligibility among the three, especially in writing.

Grammatical gender

Swedish nouns have one of two grammatical genders — common (en-words) and neuter (ett-words) — a simplified system compared to German's three genders (der/die/das). Gender determines the indefinite article ("en bil", a car, common; "ett hus", a house, neuter) and the adjective ending ("en stor bil", a big car; "ett stort hus", a big house). As in German, gender must generally be memorized per noun rather than predicted from meaning, though the common gender covers the large majority of nouns.

Definite article as a suffix

Swedish attaches its definite article as a suffix directly onto the noun, rather than using a separate word before it the way English uses "the": "bil" (a car) becomes "bilen" (the car), and "hus" (a house) becomes "huset" (the house). A separate preposed definite article ("den"/"det") is also used together with the suffix when the noun has a preceding adjective ("den stora bilen", the big car), so both patterns need to be handled correctly rather than treating the suffix alone as the whole story.

Pitch accent

Swedish has a pitch accent (tonal accent) system in which the same word can carry one of two different pitch patterns that distinguish meaning or grammatical form — for example "anden" can mean "the duck" or "the spirit" depending on which pitch accent is used. This is a feature largely absent from English, and while it matters most for spoken Swedish, it's worth being aware of when transcribing speech or explaining why two identically spelled words are pronounced differently.

Formality/register

Modern Swedish has undergone a historical shift ("du-reformen," the du-reform, from the mid-20th century onward) away from formal address: it now mostly uses "du" (the informal second person) universally, including with strangers, in customer service, and in many professional contexts, with formal address ("ni," or third-person circumlocutions) now uncommon and often perceived as old-fashioned or overly distant. This is the reverse of the trend in many other European languages (compare German's Sie/du distinction, still very much in active use): defaulting to a formal register in Swedish can read as unusually stiff or even mildly comic rather than appropriately polite, so "du" is the safe default for most contemporary writing.

Regional variation

Standard Swedish (rikssvenska) is largely shared across Sweden and Finland-Swedish contexts for formal writing, though Finland-Swedish has some distinct vocabulary and idiom influenced by Finnish, and spoken Swedish varies noticeably by region (e.g. Scanian in the south, Norrland dialects in the north) in ways that mostly don't affect standard written text.

Common pitfalls

  • Guessing common vs. neuter gender from a noun's meaning rather than its actual lexical gender, producing a wrong article or adjective ending.
  • Treating the definite article only as a suffix and forgetting the additional preposed "den"/"det" required when an adjective precedes the noun.
  • Defaulting to an overly formal register ("ni" or elaborate circumlocutions) by analogy with other European languages' tu/vous- style distinctions, when contemporary Swedish expects "du."
  • Ignoring pitch accent as irrelevant to English speakers, when it actually distinguishes meaning between otherwise identically spelled words in speech or transcription contexts.
  • Assuming Swedish, Norwegian, and Danish are simply interchangeable because of their mutual intelligibility — vocabulary, spelling, and idiom still differ enough that text should be written in one language deliberately, not blended.

Learn more

  • German Language for a related Germanic language with a more complex three-gender, four-case system for contrast.
  • Dutch Language for another Germanic language with its own distinct grammar.
  • Locale for broader internationalization considerations (date/number formats, etc.) that often accompany Swedish-language text.

View swedish-language/SKILL.md on GitHub