male chauvinist vs antifeminist

male chauvinist and antifeminist both are nouns.

Word	Noun	Adjective	Verb	Adverb
male chauvinist	Yes	No	No	No
antifeminist	Yes	No	No	No

As nouns, antifeminist is a hypernym of male chauvinist; that is, antifeminist is a word with a broader meaning than male chauvinist:

male chauvinist: a man with a chauvinistic belief in the inferiority of women
antifeminist: someone who does not believe in the social or economic or political equality of men and women

male chauvinist (noun)	antifeminist (noun)
a man with a chauvinistic belief in the inferiority of women	someone who does not believe in the social or economic or political equality of men and women