exploiter vs user

exploiter and user both are nouns.

Word	Noun	Adjective	Verb	Adverb
exploiter	Yes	No	No	No
user	Yes	No	No	No

As nouns, exploiter and user are synonyms defined as:

exploiter and user: a person who uses something or someone selfishly or unethically

exploiter (noun)	user (noun)
a person who uses something or someone selfishly or unethically	a person who makes use of a thing; someone who uses or employs something
	a person who uses something or someone selfishly or unethically
	a person who takes drugs