inconstant vs mutable

inconstant and mutable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
inconstant	No	Yes	No	No
mutable	No	Yes	No	No

inconstant (adjective)	mutable (adjective)
likely to change frequently often without apparent or cogent reason; variable	capable of or tending to change in form or quality or nature
	tending to undergo genetic mutation
	prone to frequent change; inconstant