be amiss vs misunderstand

be amiss and misunderstand both are verbs.

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

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

Other synonyms of be amiss include misapprehend, misconceive, misconstrue, misinterpret.

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