What is the definition of dastardly?

Dastardly is an adjective that describes something evil, cruel, and cowardly. It implies a deliberate and malicious intent to inflict harm or suffering on others.

Here are some synonyms for dastardly:

* Despicable

* Wicked

* Villainous

* Atrocious

* Heinous

* Ruthless

* Depraved

Example:

"The villain's dastardly plan to steal the treasure was thwarted by the heroes."