boil vs change state

boil is a noun but change state is not a noun.

Word	Noun	Adjective	Verb	Adverb
boil	Yes	No	Yes	No
change state	No	No	Yes	No

As verbs, change state is a hypernym of boil; that is, change state is a word with a broader meaning than boil:

Other hypernyms of boil include turn.

boil (noun)	change state (noun)
the temperature at which a liquid boils at sea level
a painful sore with a hard core filled with pus

boil (verb)	change state (verb)
immerse or be immersed in a boiling liquid, often for cooking purposes	undergo a transformation or a change of position or action
come to the boiling point and change from a liquid to vapor
bring to, or maintain at, the boiling point
be in an agitated emotional state
be agitated