Synonyms for Hundredweight (same or very similar meaning)
WordNet sense 1 (a unit of weight equal to 100 kilograms):
centner, doppelzentner, metric hundredweightWordNet sense 2 (a United States unit of weight equivalent to 100 pounds):
quintal, cental, cwt, short hundredweightWordNet sense 3 (a British unit of weight equivalent to 112 pounds):
long hundredweightFrom the ODE community, based on WordNetadd/edit