brazier vs warmer

brazier and warmer both are nouns.

Word	Noun	Adjective	Verb	Adverb
brazier	Yes	No	No	No
warmer	Yes	No	No	No

As nouns, warmer is a hypernym of brazier; that is, warmer is a word with a broader meaning than brazier:

brazier: large metal container in which coal or charcoal is burned; warms people who must stay outside for long times
warmer: device that heats water or supplies warmth to a room

Other hypernyms of brazier include heater.

brazier (noun)	warmer (noun)
large metal container in which coal or charcoal is burned; warms people who must stay outside for long times	device that heats water or supplies warmth to a room