puberulent vs downy

puberulent and downy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
puberulent	No	Yes	No	No
downy	No	Yes	No	No

As adjectives, puberulent and downy are synonyms defined as:

Other synonyms of puberulent include pubescent, sericeous.

puberulent (adjective)	downy (adjective)
covered with fine soft hairs or down	covered with fine soft hairs or down
	like down or as soft as down