systematist vs taxonomist

systematist and taxonomist both are nouns.

Word	Noun	Adjective	Verb	Adverb
systematist	Yes	No	No	No
taxonomist	Yes	No	No	No

As nouns, systematist and taxonomist are synonyms defined as:

systematist and taxonomist: a biologist who specializes in the classification of organisms into groups on the basis of their structure and origin and behavior

Other synonyms of systematist include taxonomer.

systematist (noun)	taxonomist (noun)
a biologist who specializes in the classification of organisms into groups on the basis of their structure and origin and behavior	a biologist who specializes in the classification of organisms into groups on the basis of their structure and origin and behavior
an organizer who puts things in order