OprindelseBorrowed from Italian sonetto.
Formersonetten(definite, singular) · sonetter(indefinite, plural) · sonet(indefinite, nominative, singular) · sonetten(definite, nominative, singular) · sonetter(indefinite, nominative, plural) · sonetterne(definite, nominative, plural) · sonets(genitive, indefinite, singular) · sonettens(definite, genitive, singular) · sonetters(genitive, indefinite, plural) · sonetternes(definite, genitive, plural)
Kilde: Wiktionary