- unfastened - not closed or secured; "the car door was unfastened"; "unfastened seatbelts"
Antonyms: fastened, barred, bolted, fast, latched, locked, secured, pegged-down, pinned, stapled
- open, unfastened - affording unobstructed entrance and exit; not shut or closed; "an open door"; "they left the door open"
- unbuttoned, unfastened - not buttoned; "the wind picked up the hem of her unbuttoned coat"
- untied, unfastened - not tied
- unfasten - cause to become undone; "unfasten your belt"
--1 is one way to undo
Antonyms: fasten, fix, secure
Sample sentences:Derived forms: noun unfastener1, noun unfastening1
Somebody ----s something
Something ----s something
- unfasten - become undone or untied; "The shoelaces unfastened"
--2 is one way to open, open up
Antonyms: fasten
Sample sentence:Derived form: noun unfastening1
Something ----s