spoil vs disappoint

spoil is a noun but disappoint is not a noun.

Word	Noun	Adjective	Verb	Adverb
spoil	Yes	No	Yes	No
disappoint	No	No	Yes	No

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

Other hyponyms of spoil include let down, dash, short-circuit, ruin.

spoil (noun)	disappoint (noun)
the act of stripping and taking by force
the act of spoiling something by causing damage to it
(usually plural) valuables taken by violence (especially in war)

spoil (verb)	disappoint (verb)
become unfit for consumption or use	fail to meet the hopes or expectations of
alter from the original
make imperfect
destroy and strip of its possession
have a strong desire or urge to do something
hinder or prevent (the efforts, plans, or desires) of
treat with excessive indulgence
make a mess of, destroy or ruin