downy vs puberulent

downy and puberulent both are adjectives.

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

As adjectives, downy and puberulent are synonyms defined as:

Other synonyms of downy include pubescent, sericeous.

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