unlocked vs unfastened

unlocked and unfastened both are adjectives.

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

unlocked (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