vexation vs harassment

vexation and harassment both are nouns.

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

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

Other hyponyms of vexation include irritation, pique, temper, frustration, aggravation, exasperation, torment, displeasure.

vexation (noun)	harassment (noun)
the act of troubling or annoying someone	the act of tormenting by continued persistent attacks and criticism
something or someone that causes anxiety; a source of unhappiness	a feeling of intense annoyance caused by being tormented
anger produced by some annoying irritation
the psychological state of being irritated or annoyed