persistent vs caducous

persistent and caducous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
persistent	No	Yes	No	No
caducous	No	Yes	No	No

persistent (adjective)	caducous (adjective)
retained; not shed	shed at an early stage of development
never-ceasing
stubbornly unyielding
continually recurring to the mind