antlion fly vs antlion

antlion fly and antlion both are nouns.

Word	Noun	Adjective	Verb	Adverb
antlion fly	Yes	No	No	No
antlion	Yes	No	No	No

As nouns, antlion fly and antlion are synonyms defined as:

antlion fly and antlion: winged insect resembling a dragonfly; the larvae (doodlebugs) dig conical pits where they wait to catch e.g. ants

Other synonyms of antlion fly include ant lion.

antlion fly (noun)	antlion (noun)
winged insect resembling a dragonfly; the larvae (doodlebugs) dig conical pits where they wait to catch e.g. ants	winged insect resembling a dragonfly; the larvae (doodlebugs) dig conical pits where they wait to catch e.g. ants
	the larva of any of several insects