APPROVER is a 8 letter word that starts with A.

1. \Ap*prov"er\, n.
   1. One who approves. Formerly, one who made proof or trial.
   2. An informer; an accuser. [Obs.] --Chaucer.
   3. (Eng. Law) One who confesses a crime and accuses another.
      See 1st {Approvement}, 2.
   

2. \Ap*prov"er\, n. [See 2d {Approve}, v. t.] (Eng. Law)
   A bailiff or steward; an agent. [Obs.] --Jacobs.