vexation vs torment

vexation and torment both are nouns.

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

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

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

vexation (noun)	torment (noun)
the act of troubling or annoying someone	the act of harassing someone
something or someone that causes anxiety; a source of unhappiness	a severe affliction
anger produced by some annoying irritation	intense feelings of suffering; acute mental or physical pain
the psychological state of being irritated or annoyed	extreme mental distress
	a feeling of intense annoyance caused by being tormented
	unbearable physical pain

vexation (verb)	torment (verb)
	subject to torture
	torment emotionally or mentally
	treat cruelly