betray vs inform

betray and inform both are verbs.

Word	Noun	Adjective	Verb	Adverb
betray	No	No	Yes	No
inform	No	No	Yes	No

As verbs, inform is a hypernym of betray; that is, inform is a word with a broader meaning than betray:

betray (verb)	inform (verb)
give away information about somebody	give character or essence to
reveal unintentionally	impart knowledge of some fact, state of affairs, or event to
cause someone to believe an untruth	act as an informer
disappoint, prove undependable to; abandon, forsake
deliver to an enemy by treachery
be sexually unfaithful to one's partner in marriage