desensitise vs benumb

desensitise and benumb both are verbs.

Word	Noun	Adjective	Verb	Adverb
desensitise	No	No	Yes	No
benumb	No	No	Yes	No

As verbs, benumb is a hyponym of desensitise; that is, benumb is a word with a more specific, narrower meaning than desensitise:

Other hyponyms of desensitise include blunt, dull, numb, bedaze, daze, stun, besot, stupefy, deaf, deafen.

desensitise (verb)	benumb (verb)
make insensitive	make numb or insensitive
cause not to be sensitive