torment vs bedevilment

torment and bedevilment both are nouns.

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

As nouns, torment and bedevilment are synonyms defined as:

Other synonyms of torment include badgering, worrying.

torment (noun)	bedevilment (noun)
the act of harassing someone	the act of harassing someone
a severe affliction
intense feelings of suffering; acute mental or physical pain
extreme mental distress
a feeling of intense annoyance caused by being tormented
unbearable physical pain

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