carinate vs carinated

carinate is a noun but carinated is not a noun.

Word	Noun	Adjective	Verb	Adverb
carinate	Yes	Yes	No	No
carinated	No	Yes	No	No

As adjectives, carinate and carinated are synonyms defined as:

carinate and carinated: having a ridge or shaped like a ridge or suggesting the keel of a ship

Other synonyms of carinate include keeled, ridged.

carinate (noun)	carinated (noun)
birds having keeled breastbones for attachment of flight muscles

carinate (adjective)	carinated (adjective)
having a ridge or shaped like a ridge or suggesting the keel of a ship	having a ridge or shaped like a ridge or suggesting the keel of a ship