cone-nosed bug vs kissing bug

cone-nosed bug and kissing bug both are nouns.

Word	Noun	Adjective	Verb	Adverb
cone-nosed bug	Yes	No	No	No
kissing bug	Yes	No	No	No

As nouns, cone-nosed bug and kissing bug are synonyms defined as:

Other synonyms of cone-nosed bug include big bedbug, conenose, conenose bug.

cone-nosed bug (noun)	kissing bug (noun)
large bloodsucking bug	large bloodsucking bug