ablaze vs reddened

ablaze and reddened both are adjectives.

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

As adjectives, ablaze and reddened are synonyms defined as:

Other synonyms of ablaze include inflamed.

ablaze (adjective)	reddened (adjective)
resembling flame in brilliance or color	(especially of the face) reddened or suffused with or as if with blood from emotion or exertion
lighted with red light as if with flames	lighted with red light as if with flames
lighted up by or as by fire or flame
keenly excited (especially sexually) or indicating excitement