undefinable vs vague

undefinable and vague both are adjectives.

Word	Noun	Adjective	Verb	Adverb
undefinable	No	Yes	No	No
vague	No	Yes	No	No

undefinable (adjective)	vague (adjective)
not capable of being precisely or readily described; not easily put into words	not precisely limited, determined, or distinguished
	lacking clarity or distinctness
	not clearly expressed or understood