Blattella germanica vs crotonbug

Blattella germanica and crotonbug both are nouns.

Word	Noun	Adjective	Verb	Adverb
Blattella germanica	Yes	No	No	No
crotonbug	Yes	No	No	No

As nouns, Blattella germanica and crotonbug are synonyms defined as:

Blattella germanica and crotonbug: small light-brown cockroach brought to United States from Europe; a common household pest

Other synonyms of Blattella germanica include Croton bug, German cockroach, water bug.

Blattella germanica (noun)	crotonbug (noun)
small light-brown cockroach brought to United States from Europe; a common household pest	small light-brown cockroach brought to United States from Europe; a common household pest