vverb.contactcause to become undoneAntonyms:fasten
Derivationally Related Form:unfastenerunfastening
Hypernyms:undo
Inherited Hypernyms:unfastenundochange by reversalchange
Direct Hyponyms:unbendunchainunzip
Causes:unfasten
Full Troponyms:unbendunchainunzip
Sentence Frame:Somebody ---s something | Something ---s something
vverb.contactbecome undone or untiedAntonyms:fasten
Derivationally Related Form:unfastening
Hypernyms:open open up
Inherited Hypernyms:unfastenopenchange statechange
Sentence Frame:Something ---s
adjadj.allnot closed or securedExamples:- the car door was unfastened
- unfastened seatbelts
Antonyms:fastened
Inherited Hypernyms:unfastened
Similar to:unbarred unbolted unlatched unlocked unsecured undone
adjadj.allaffording unobstructed entrance and exit; not shut or closedSynset:open
Examples:- an open door
- they left the door open
Antonyms:shut
Inherited Hypernyms:open
Similar to:ajar wide-open
See also:open
adjadj.allnot buttonedSynset:unbuttoned
Examples:- the wind picked up the hem of her unbuttoned coat
Antonyms:buttoned
Inherited Hypernyms:unbuttoned
Similar to:open-collared
adjadj.allnot tiedSynset:untied
Antonyms:tied
Inherited Hypernyms:untied