doubt vs misgiving

doubt and misgiving both are nouns.

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

As nouns, misgiving is a hyponym of doubt; that is, misgiving is a word with a more specific, narrower meaning than doubt:

doubt (noun)	misgiving (noun)
uncertainty about the truth or factuality or existence of something	doubt about someone's honesty
the state of being unsure of something	painful expectation
	uneasiness about the fitness of an action (particularly for reasons of ethics, morals or propriety)

doubt (verb)	misgiving (verb)
consider unlikely
lack confidence in