misgiving vs mistrust

misgiving and mistrust both are nouns.

Word	Noun	Adjective	Verb	Adverb
misgiving	Yes	No	No	No
mistrust	Yes	No	Yes	No

As nouns, misgiving and mistrust are synonyms defined as:

Other synonyms of misgiving include distrust, suspicion.

misgiving (noun)	mistrust (noun)
doubt about someone's honesty	the trait of not trusting others
painful expectation	doubt about someone's honesty
uneasiness about the fitness of an action (particularly for reasons of ethics, morals or propriety)

misgiving (verb)	mistrust (verb)
	regard as untrustworthy; regard with suspicion; have no faith or confidence in