unbarred vs unfastened

unbarred and unfastened both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unbarred	No	Yes	No	No
unfastened	No	Yes	No	No

unbarred (adjective)	unfastened (adjective)
not firmly fastened or secured	not closed or secured
	not buttoned
	not tied
	affording unobstructed entrance and exit; not shut or closed