afire vs ablaze

afire and ablaze both are adjectives.

Word	Noun	Adjective	Verb	Adverb
afire	No	Yes	No	No
ablaze	No	Yes	No	No

As adjectives, afire and ablaze are synonyms defined as:

Other synonyms of afire include aflame, aflare, alight, on fire.

afire (adjective)	ablaze (adjective)
lighted up by or as by fire or flame	resembling flame in brilliance or color
	lighted with red light as if with flames
	lighted up by or as by fire or flame
	keenly excited (especially sexually) or indicating excitement