undestroyable vs perdurable

undestroyable and perdurable both are adjectives.

Word	Noun	Adjective	Verb	Adverb
undestroyable	No	Yes	No	No
perdurable	No	Yes	No	No

As adjectives, undestroyable and perdurable are synonyms defined as:

Other synonyms of undestroyable include durable, indestructible.

undestroyable (adjective)	perdurable (adjective)
very long lasting	very long lasting
not capable of being destroyed