misunderstand vs be amiss

misunderstand and be amiss both are verbs.

Word	Noun	Adjective	Verb	Adverb
misunderstand	No	No	Yes	No
be amiss	No	No	Yes	No

As verbs, misunderstand and be amiss are synonyms defined as:

Other synonyms of misunderstand include misapprehend, misconceive, misconstrue, misinterpret.

misunderstand (verb)	be amiss (verb)
interpret in the wrong way	interpret in the wrong way