believable vs plausible

believable and plausible both are adjectives.

Word	Noun	Adjective	Verb	Adverb
believable	No	Yes	No	No
plausible	No	Yes	No	No

believable (adjective)	plausible (adjective)
capable of being believed	apparently reasonable and credible, and therefore convincing
	given to or characterized by presenting specious arguments