D defs.my
Entry 1 sense Webster, 1913

Complacent

/kəm-plās'-ənt/ · Com·pla·cent · IPA /kəmˈpleɪsənt/
01 a. Self-satisfied; contented; kindly; as, a complacent temper; a complacent smile.
  1. 1.
    Self-satisfied; contented; kindly; as, a complacent temper; a complacent smile.
    “They look up with a sort of complacent awe . . . to kings.” Burke.