lever

The rudder may also be curved or warped in similar manner by lever action.

Here's the heap of stone he used as a fulcrum for his lever.

I don't like the term "reparation," sir, except as a lever in the hands of counsel.

Thou art the lever with which Archimedes was to lift the earthly sphere!

The bar or lever that is fixed to the top of the rudder-post is called a tiller.

I don't know that I approve of this Mr. Lever's dancing attendance.

I tell you what, Lever—this thing's got tremendous possibilities.

Tom, if I have Mr. Lever here, you'll just attend to what I say and look into that mine!

Suppose I put Mr. Lever there, and say nothing about the earwigs.

Charming to see Molly dance with Lever, their steps go so well together!