unstudied vs candid

unstudied and candid both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unstudied	No	Yes	No	No
candid	No	Yes	No	No

unstudied (adjective)	candid (adjective)
not by design or artifice; unforced and impromptu	characterized by directness in manner or speech; without subtlety or evasion
lacking knowledge gained by study often in a particular field	openly straightforward and direct without reserve or secretiveness
	informal or natural; especially caught off guard or unprepared