butterflyfish vs flying gurnard

butterflyfish and flying gurnard both are nouns.

Word	Noun	Adjective	Verb	Adverb
butterflyfish	Yes	No	No	No
flying gurnard	Yes	No	No	No

As nouns, butterflyfish and flying gurnard are synonyms defined as:

butterflyfish and flying gurnard: tropical fish with huge fanlike pectoral fins for underwater gliding; unrelated to searobins

Other synonyms of butterflyfish include flying robin.

butterflyfish (noun)	flying gurnard (noun)
tropical fish with huge fanlike pectoral fins for underwater gliding; unrelated to searobins	tropical fish with huge fanlike pectoral fins for underwater gliding; unrelated to searobins