disesteem vs undervalue

disesteem is a noun but undervalue is not a noun.

Word	Noun	Adjective	Verb	Adverb
disesteem	Yes	No	Yes	No
undervalue	No	No	Yes	No

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

disesteem (noun)	undervalue (noun)
the state in which esteem has been lost

disesteem (verb)	undervalue (verb)
have little or no respect for; hold in contempt	lose in value
	assign too low a value to
	esteem lightly