retiring vs unassertive

retiring and unassertive both are adjectives.

Word	Noun	Adjective	Verb	Adverb
retiring	No	Yes	No	No
unassertive	No	Yes	No	No

retiring (adjective)	unassertive (adjective)
not arrogant or presuming	inclined to timidity or lack of self-confidence
of a person who has held and relinquished a position or office
reluctant to draw attention to yourself