oligochaete vs oligochaete worm

oligochaete and oligochaete worm both are nouns.

Word	Noun	Adjective	Verb	Adverb
oligochaete	Yes	No	No	No
oligochaete worm	Yes	No	No	No

As nouns, oligochaete and oligochaete worm are synonyms defined as:

oligochaete and oligochaete worm: hermaphroditic terrestrial and aquatic annelids having bristles borne singly along the length of the body

oligochaete (noun)	oligochaete worm (noun)
hermaphroditic terrestrial and aquatic annelids having bristles borne singly along the length of the body	hermaphroditic terrestrial and aquatic annelids having bristles borne singly along the length of the body