vexation vs impatience

vexation and impatience both are nouns.

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

As nouns, impatience is a hyponym of vexation; that is, impatience is a word with a more specific, narrower meaning than vexation:

Other hyponyms of vexation include bummer, huff, miff, seeing red, pinprick, restlessness, snit.

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