reddened vs red-faced

reddened and red-faced both are adjectives.

Word	Noun	Adjective	Verb	Adverb
reddened	No	Yes	No	No
red-faced	No	Yes	No	No

As adjectives, reddened and red-faced are synonyms defined as:

reddened and red-faced: (especially of the face) reddened or suffused with or as if with blood from emotion or exertion

Other synonyms of reddened include crimson, flushed, red.

reddened (adjective)	red-faced (adjective)
(especially of the face) reddened or suffused with or as if with blood from emotion or exertion	(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	having a red face from embarrassment or shame or agitation or emotional upset