Tsaritsyn vs Stalingrad

Tsaritsyn and Stalingrad both are nouns.

Word	Noun	Adjective	Verb	Adverb
Tsaritsyn	Yes	No	No	No
Stalingrad	Yes	No	No	No

As nouns, Tsaritsyn and Stalingrad are synonyms defined as:

Tsaritsyn and Stalingrad: a city in the European part of Russia on the Volga; site of German defeat in World War II in the winter of 1942-43

Other synonyms of Tsaritsyn include Volgograd.

Tsaritsyn (noun)	Stalingrad (noun)
a city in the European part of Russia on the Volga; site of German defeat in World War II in the winter of 1942-43	a city in the European part of Russia on the Volga; site of German defeat in World War II in the winter of 1942-43