enfranchisement has 2 distinct synonyms spread across 2 of its 3 senses. Each sense below keeps its own list, because a synonym belongs to a meaning and not to a word: swapping one sense's substitute into another sense's sentence is how a thesaurus makes writing worse. Its one recorded opposite is disenfranchisement.
Counts are distinct word forms across every sense. A synonym that appears under three senses is counted once here and shown three times below, under each sense it belongs to.
freedom from political subjugation or servitude
a statutory right or privilege granted to a person or group by a government (especially the rights of citizenship and the right to vote)
the act of certifying or bestowing a franchise on
Synonyms, antonyms and the broader and narrower relations for enfranchisement come from Princeton University’s WordNet. Full sources and licences.