plac

Usage

• implacable

  If someone is implacable, they very stubbornly react to situations or the opinions of others because of strong feelings that make them unwilling to change their mind.

• complacent

  Complacent persons are too confident and relaxed because they think that they can deal with a situation easily; however, in many circumstances, this is not the case.

• placid

  A placid scene or person is calm, quiet, and undisturbed—and generally tends to remain so.