universal suffrage vs suffrage

universal suffrage and suffrage both are nouns.

Word	Noun	Adjective	Verb	Adverb
universal suffrage	Yes	No	No	No
suffrage	Yes	No	No	No

As nouns, suffrage is a hypernym of universal suffrage; that is, suffrage is a word with a broader meaning than universal suffrage:

universal suffrage: suffrage for all adults who are not disqualified by the laws of the country
suffrage: a legal right guaranteed by the 15th amendment to the US Constitution; guaranteed to women by the 19th amendment

Other hypernyms of universal suffrage include right to vote, vote.

universal suffrage (noun)	suffrage (noun)
suffrage for all adults who are not disqualified by the laws of the country	a legal right guaranteed by the 15th amendment to the US Constitution; guaranteed to women by the 19th amendment