seeing red vs vexation

seeing red and vexation both are nouns.

Word	Noun	Adjective	Verb	Adverb
seeing red	Yes	No	No	No
vexation	Yes	No	No	No

As nouns, vexation is a hypernym of seeing red; that is, vexation is a word with a broader meaning than seeing red:

Other hypernyms of seeing red include annoyance, botheration, irritation.

seeing red (noun)	vexation (noun)
a state of irritation or annoyance	the act of troubling or annoying someone
	something or someone that causes anxiety; a source of unhappiness
	anger produced by some annoying irritation
	the psychological state of being irritated or annoyed