Asiatic cockroach vs blackbeetle

Asiatic cockroach and blackbeetle both are nouns.

Word	Noun	Adjective	Verb	Adverb
Asiatic cockroach	Yes	No	No	No
blackbeetle	Yes	No	No	No

As nouns, Asiatic cockroach and blackbeetle are synonyms defined as:

Asiatic cockroach and blackbeetle: dark brown cockroach originally from orient now nearly cosmopolitan in distribution

Other synonyms of Asiatic cockroach include Blatta orientalis, oriental cockroach, oriental roach.

Asiatic cockroach (noun)	blackbeetle (noun)
dark brown cockroach originally from orient now nearly cosmopolitan in distribution	dark brown cockroach originally from orient now nearly cosmopolitan in distribution