amorist vs lover

amorist and lover both are nouns.

Word	Noun	Adjective	Verb	Adverb
amorist	Yes	No	No	No
lover	Yes	No	No	No

As nouns, lover is a hypernym of amorist; that is, lover is a word with a broader meaning than amorist:

amorist: one dedicated to love and lovemaking especially one who writes about love
lover: an ardent follower and admirer

Other hypernyms of amorist include buff, devotee, fan.

amorist (noun)	lover (noun)
one dedicated to love and lovemaking especially one who writes about love	a person who loves someone or is loved by someone
	an ardent follower and admirer
	a significant other to whom you are not related by marriage