metric hundredweight vs centner

metric hundredweight and centner both are nouns.

Word	Noun	Adjective	Verb	Adverb
metric hundredweight	Yes	No	No	No
centner	Yes	No	No	No

As nouns, metric hundredweight and centner are synonyms defined as:

metric hundredweight and centner: a unit of weight equal to 100 kilograms in the metric system

Other synonyms of metric hundredweight include doppelzentner, hundredweight.

metric hundredweight (noun)	centner (noun)
a unit of weight equal to 100 kilograms in the metric system	a United States unit of weight equivalent to 100 pounds
	in some European countries: a unit of weight equivalent to 50 kilograms
	a unit of weight equal to 100 kilograms in the metric system