segregator vs bigot

segregator and bigot both are nouns.

Word	Noun	Adjective	Verb	Adverb
segregator	Yes	No	No	No
bigot	Yes	No	No	No

As nouns, bigot is a hypernym of segregator; that is, bigot is a word with a broader meaning than segregator:

segregator: someone who believes the racial groups should be kept apart
bigot: a prejudiced person who is intolerant of any opinions differing from his own

segregator (noun)	bigot (noun)
someone who believes the racial groups should be kept apart	a prejudiced person who is intolerant of any opinions differing from his own