dumpling vs dumplings

dumpling and dumplings both are nouns.

Word	Noun	Adjective	Verb	Adverb
dumpling	Yes	No	No	No
dumplings	Yes	No	No	No

As nouns, dumpling and dumplings are synonyms defined as:

dumpling and dumplings: small balls or strips of boiled or steamed dough

dumpling (noun)	dumplings (noun)
small balls or strips of boiled or steamed dough	small balls or strips of boiled or steamed dough
dessert made by baking fruit wrapped in pastry