referendum (n.)

• aye
• ballot
• by-election
• canvass
• canvassing
• caucus
• division
• election
• enfranchisement
• franchise
• initiative
• mandate
• nay
• no
• plebiscite
• poll
• primary
• proxy
• recall
• representation
• runoff
• say
• suffrage
• voice
• vote
• voting
• write-in
• yea
• yes