cicada vs homopteran

cicada and homopteran both are nouns.

Word	Noun	Adjective	Verb	Adverb
cicada	Yes	No	No	No
homopteran	Yes	No	No	No

As nouns, homopteran is a hypernym of cicada; that is, homopteran is a word with a broader meaning than cicada:

cicada: stout-bodied insect with large membranous wings; male has drum-like organs for producing a high-pitched drone
homopteran: insects having membranous forewings and hind wings

Other hypernyms of cicada include homopterous insect.

cicada (noun)	homopteran (noun)
stout-bodied insect with large membranous wings; male has drum-like organs for producing a high-pitched drone	insects having membranous forewings and hind wings