immature vs pubescent

immature and pubescent both are adjectives.

Word	Noun	Adjective	Verb	Adverb
immature	No	Yes	No	No
pubescent	No	Yes	No	No

immature (adjective)	pubescent (adjective)
not yet mature	covered with fine soft hairs or down
characteristic of a lack of maturity	(of animals especially human beings) having arrived at the onset of puberty (the age at which sex glands become functional) but not yet fully mature
(used of living things especially persons) in an early period of life or development or growth
(of birds) not yet having developed feathers
not fully developed or mature; not ripe