Potent

Producing great physical effects; forcible; powerful' efficacious; as, a potent medicine.

Having great authority, control, or dominion; puissant; mighty; influential; as, a potent prince.

Powerful, in an intellectual or moral sense; having great influence; as, potent interest; a potent argument.

A prince; a potentate.

A staff or crutch.

One of the furs; a surface composed of patches which are supposed to represent crutch heads; they are always alternately argent and azure, unless otherwise specially mentioned.