unserious in English dictionary unserious Meanings and definitions of "unserious" Not serious; flippant adjective Not serious; flippant more Grammar and declension of unserious unserious ( comparative more unserious, superlative most unserious) unserious (comparative more unserious, superlative most unserious) more Sample sentences with "unserious" Declension Stem Try again Available translations Cornish German Greek Hungarian Japanese Polish Authors
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