Swedish

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Etymology

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From tretti +‎ -årig.

Adjective

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trettiårig (not comparable)

  1. Informal form of trettioårig.

Declension

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Inflection of trettiårig
Indefinite Positive Comparative Superlative2
Common singular trettiårig
Neuter singular trettiårigt
Plural trettiåriga
Masculine plural3 trettiårige
Definite Positive Comparative Superlative
Masculine singular1 trettiårige
All trettiåriga
1) Only used, optionally, to refer to things whose natural gender is masculine.
2) The indefinite superlative forms are only used in the predicative.
3) Dated or archaic

Further reading

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