welter vs disorder

welter and disorder both are nouns.

Word	Noun	Adjective	Verb	Adverb
welter	Yes	No	Yes	No
disorder	Yes	No	Yes	No

As nouns, disorder is a hypernym of welter; that is, disorder is a word with a broader meaning than welter:

Other hypernyms of welter include disorderliness.

welter (noun)	disorder (noun)
a confused multitude of things	a disturbance of the peace or of public order
	a condition in which things are not in their expected places
	a physical condition in which there is a disturbance of normal functioning

welter (verb)	disorder (verb)
be immersed in	bring disorder to
roll around	disturb in mind or make uneasy or cause to be worried or alarmed
toss, roll, or rise and fall in an uncontrolled way