accede vs succumb

accede and succumb both are verbs.

Word	Noun	Adjective	Verb	Adverb
accede	No	No	Yes	No
succumb	No	No	Yes	No

As verbs, succumb is a hypernym of accede; that is, succumb is a word with a broader meaning than accede:

Other hypernyms of accede include buckle under, give in, knuckle under, yield.

accede (verb)	succumb (verb)
yield to another's wish or opinion	consent reluctantly
to agree or express agreement	be fatally overwhelmed
take on duties or office