treaty vs SALT I

treaty and SALT I both are nouns.

Word	Noun	Adjective	Verb	Adverb
treaty	Yes	No	No	No
SALT I	Yes	No	No	No

treaty (noun)	SALT I (noun)
a written agreement between two states or sovereigns	the first treaty between the United States and the Union of Soviet Socialist Republics resulting from the Strategic Arms Limitation Talks