1) Anti 2) Campaigner 3) Demurrer 4) Dissenter 5) Grumbler 6) Nimby 7) Protester 1) Australian television play 2) Contestant 3) Dissenter 4) Dissident 5) Human 6) Individual 7) Mortal 8) Opposing counsel, at times 9) Person 10) Protester 11) Remonstrator 12) Somebody 13) Someone 14) Soul 
• (n.) One who objects; one who offers objections to a proposition or measure.
Ob·ject'or noun [ Latin , an accuser.] One who objects; one who offers objections to a proposition or measure.