1) Campaign 2) Canvass 3) Orate 4) Pol 1) Campaigner 2) Work 
• (v. i.) To make interest for a candidate at an election; to use arts for securing the election of a candidate.
E·lec`tion·eer' intransitive verb [ imperfect & past participle Electionered ; present participle & verbal noun Electioneering .] To make interest for a candidate at an election; to use arts for securing the election of a candidate. �...
[v] - work actively for a political candidate or a party
electioneer 1. Someone who works actively for a political candidate or a party. 2. To take an active part in an election campaign; especially, as, or on behalf of, a candidate for political office.
verb work actively for a political candidate or a party; `My neighbors are busy electioneering during the Presidential election campaign`
to work for the success of a particular candidate, party, ticket, etc., in an election.