What's the difference between surbase and surbate?

Surbase

Definition:

• (n.) A cornice, or series of moldings, on the top of the base of a pedestal, podium, etc. See Illust. of Column.
• (n.) A board or group of moldings running round a room on a level with the tops of the chair backs.

Example Sentences:

Surbate

Definition:

• (v. t.) To make sore or bruise, as the feet by travel.
• (v. t.) To harass; to fatigue.

Example Sentences: