leery vs mistrustful

leery and mistrustful both are adjectives.

Word	Noun	Adjective	Verb	Adverb
leery	No	Yes	No	No
mistrustful	No	Yes	No	No

As adjectives, leery and mistrustful are synonyms defined as:

Other synonyms of leery include suspicious, untrusting, wary.

leery (adjective)	mistrustful (adjective)
openly distrustful and unwilling to confide	openly distrustful and unwilling to confide