A voter who uses an e-voting system.

A person who votes earlier than the election date, for example by voting by mail.

(UK, historical) A person who qualified to vote in an election with a restricted suffrage only by the exploitation of loopholes in the regulations, typically by holding the title to a subdivision of property.

An invented voter in an election, used as a fraudulent means to cast additional votes under assumed names.

(US, chiefly attributive) A person who registers as a voter while applying for a driver's licence.

One who cross-votes.

A strategy to influence the outcome of an election by discouraging or preventing specific groups of people from voting.

plural of votership

(uncountable) The position or status of a voter; eligibility to vote. / (countable) Voters collectively; the electorate.