impatience vs vexation

impatience and vexation both are nouns.

Word	Noun	Adjective	Verb	Adverb
impatience	Yes	No	No	No
vexation	Yes	No	No	No

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

Other hypernyms of impatience include annoyance, botheration, irritation.

impatience (noun)	vexation (noun)
a dislike of anything that causes delay	the act of troubling or annoying someone
a restless desire for change and excitement	something or someone that causes anxiety; a source of unhappiness
a lack of patience; irritation with anything that causes delay	anger produced by some annoying irritation
	the psychological state of being irritated or annoyed