UNSCREWS Antonyms There are 2 antonyms of the word unscrews. (opposite meanings)Did you mean?Definition of UNSCREWSSynonyms of UNSCREWSAlso try opposite words for..unscrewunscrewedunscrewingBest Opposite Words For UNSCREWSTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1fastensverbv2tightensverbv Alternatives for FASTENS Words (14)attachesbindsbucklesclaspsconnectsfixesjoinsknotssecuresstrapstiesfixsecuretightenOpposite words for fastens Alternatives for TIGHTENS Words (12)clenchesconstrictscontractsfastensnarrowssecurestautenstightensconstrainfastenreducestiffenPhrases (1)tighten upOpposite words for tightens