IPA: /ˈfræŋkɪst/
KK: /fræŋkɪst/
The most open and honest in expressing thoughts or feelings.
She gave her frankest opinion about the project during the meeting.
Comparative: franker
Superlative: frankest
Frankest → It is formed from "frank" (from Old French *franc*, meaning free or open) and the superlative suffix "-est" (meaning most). The word "frankest" means most open or honest in expression.
Think of someone being the "most open" or "honest" — that's what "frankest" means, coming from the idea of being free in expression.
No commonly confused words.