cynipid wasp vs cynipid gall wasp

cynipid wasp and cynipid gall wasp both are nouns.

Word	Noun	Adjective	Verb	Adverb
cynipid wasp	Yes	No	No	No
cynipid gall wasp	Yes	No	No	No

As nouns, cynipid wasp and cynipid gall wasp are synonyms defined as:

cynipid wasp and cynipid gall wasp: small solitary wasp that produces galls on oaks and other plants

Other synonyms of cynipid wasp include gall wasp, gallfly.

cynipid wasp (noun)	cynipid gall wasp (noun)
small solitary wasp that produces galls on oaks and other plants	small solitary wasp that produces galls on oaks and other plants