hasty pudding vs mush

hasty pudding and mush both are nouns.

Word	Noun	Adjective	Verb	Adverb
hasty pudding	Yes	No	No	No
mush	Yes	No	Yes	No

As nouns, mush is a hypernym of hasty pudding; that is, mush is a word with a broader meaning than hasty pudding:

hasty pudding: cornmeal mush served with sweetening (maple syrup or brown sugar)
mush: cornmeal boiled in water

Other hypernyms of hasty pudding include cornmeal mush.

hasty pudding (noun)	mush (noun)
cornmeal mush served with sweetening (maple syrup or brown sugar)	a journey by dogsled
sweetened porridge made of tapioca or flour or oatmeal cooked quickly in milk or water	writing or music that is excessively sweet and sentimental
	cornmeal boiled in water
	any soft or soggy mass

hasty pudding (verb)	mush (verb)
	travel with a dogsled
	drive (a team of dogs or a dogsled)