sphingid vs hummingbird moth

sphingid and hummingbird moth both are nouns.

Word	Noun	Adjective	Verb	Adverb
sphingid	Yes	No	No	No
hummingbird moth	Yes	No	No	No

As nouns, sphingid and hummingbird moth are synonyms defined as:

sphingid and hummingbird moth: any of various moths with long narrow forewings capable of powerful flight and hovering over flowers to feed

Other synonyms of sphingid include hawk moth, hawkmoth, sphinx moth.

sphingid (noun)	hummingbird moth (noun)
any of various moths with long narrow forewings capable of powerful flight and hovering over flowers to feed	any of various moths with long narrow forewings capable of powerful flight and hovering over flowers to feed