cartilaginous vs rubbery

cartilaginous and rubbery both are adjectives.

Word	Noun	Adjective	Verb	Adverb
cartilaginous	No	Yes	No	No
rubbery	No	Yes	No	No

As adjectives, cartilaginous and rubbery are synonyms defined as:

Other synonyms of cartilaginous include gristly.

cartilaginous (adjective)	rubbery (adjective)
of or relating to cartilage	having an elastic texture resembling rubber in flexibility or toughness
difficult to chew	difficult to chew