intolerance vs bigotry

intolerance and bigotry both are nouns.

Word	Noun	Adjective	Verb	Adverb
intolerance	Yes	No	No	No
bigotry	Yes	No	No	No

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

intolerance: unwillingness to recognize and respect differences in opinions or beliefs
bigotry: the intolerance and prejudice of a bigot

Other hyponyms of intolerance include narrow-mindedness, narrowness, fanaticism, fanatism, zealotry, religionism, zero tolerance.

intolerance (noun)	bigotry (noun)
impatience with annoyances	the intolerance and prejudice of a bigot
unwillingness to recognize and respect differences in opinions or beliefs