DictionarybaseMorally low
adjective

base

Dishonorable or morally contemptible.

The betrayal reveals his base motives.

Etymology

The older adjective means low. English carries that physical or social lowness into moral judgment, calling conduct base when it falls beneath accepted standards of honor.

More examples

  • She refused to take part in such a base act.
  • Their basest instincts surfaced during the dispute.
  • He condemned the plan as cruel and base.

Forms

base · baser · basest

baseness noun — Moral dishonor or worthlessness.

Similar words

vile
Emphasizes extreme moral disgust.
dishonorable
Emphasizes conduct lacking honor or integrity.