cheapest

Low and/or reduced in price.

Of poor quality.

Of little worth.

(of an action or tactic in a game of skill) Underhand or unfair.

“the cheap trick of hiding deadly lava under pushable blocks”

Stingy; mean; excessively frugal.

“Insurance is expensive, but don't be so cheap that you risk losing your home because of a fire.”

Trading at a price level which is low relative to historical trends, a similar asset, or (for derivatives) a theoretical value.