modifier vs adulterator

modifier and adulterator both are nouns.

Word	Noun	Adjective	Verb	Adverb
modifier	Yes	No	No	No
adulterator	Yes	No	No	No

As nouns, adulterator is a hyponym of modifier; that is, adulterator is a word with a more specific, narrower meaning than modifier:

modifier: a person who changes something
adulterator: a changer who lessens the purity or effectiveness of a substance

Other hyponyms of modifier include normaliser, normalizer, standardiser, standardizer.

modifier (noun)	adulterator (noun)
a gene that modifies the effect produced by another gene	a changer who lessens the purity or effectiveness of a substance
a content word that qualifies the meaning of a noun or verb	any substance that lessens the purity or effectiveness of a substance
a person who changes something
a moderator who makes less extreme or uncompromising