unbutton A2 Topic:Clothing & Appearance US /ʌnˈbʌtən/ UK /ʌnˈbʌtən/ See IPA manual Freq #29095 Meanings 1 verb to undo the buttons of a garment or other object so that it opens He began to unbutton his coat as soon as he entered the warm room. 2 verb to come open because the buttons have been undone or have slipped free The stiff collar would not unbutton easily. Thesaurus Synonyms 1 verb · to undo the buttons of a... openunfasten 2 verb · to come open because the... opencome undone More undo ↔ Opposites buttonfasten Word family Forms unbuttoned Derived forms unbuttoned Related forms buttonunfasten Etymology From Middle English unbotonen, formed from the reversing prefix un- + button. It literally means to reverse the fastening done by buttons. Topics Clothing & Appearance External links Cambridge Dictionary Wiktionary Google Images # unbutton **Type:** Word **Level:** A2 **Part of speech:** verb **IPA (US):** /ʌnˈbʌtən/ **IPA (UK):** /ʌnˈbʌtən/ **Frequency rank:** 29095 ## Meanings 1. to undo the buttons of a garment or other object so that it opens 2. to come open because the buttons have been undone or have slipped free ## Examples - He began to unbutton his coat as soon as he entered the warm room. - The stiff collar would not unbutton easily. ## Synonyms - open - unfasten - undo ## Antonyms - button - fasten ## Derived Forms - unbuttoned ## Related Forms - button - unfasten ## Etymology From Middle English unbotonen, formed from the reversing prefix un- + button. It literally means to reverse the fastening done by buttons. ## Topics - Clothing & Appearance markdown