cwt vs short hundredweight

cwt and short hundredweight both are nouns.

Word	Noun	Adjective	Verb	Adverb
cwt	Yes	No	No	No
short hundredweight	Yes	No	No	No

As nouns, cwt and short hundredweight are synonyms defined as:

cwt and short hundredweight: a United States unit of weight equivalent to 100 pounds

Other synonyms of cwt include cental, centner, hundredweight, quintal.

cwt (noun)	short hundredweight (noun)
a British unit of weight equivalent to 112 pounds	a United States unit of weight equivalent to 100 pounds
a United States unit of weight equivalent to 100 pounds