Complaisant and Complacent are often mixed up. Complaisant (Adjective) means Willing to please others or to accept what they do or say without protest, while Complacent (adjective) means Showing smug or uncritical satisfaction with oneself or one's achievements.
Meaning: Willing to please others or to accept what they do or say without protest.
Synonyms: Willing, Assenting, Acquiescent, Agreeable, Obliging, Biddable, Compliant, Docile, Obedient, Conformable.
Example: Because John is too complaisant in his willingness to please others, people often take advantage of him.
Meaning: Showing smug or uncritical satisfaction with oneself or one's achievements.
Synonyms: Smug, Self-Satisfied, Proud of Oneself, Self-Approving, Self-Congratulatory, Self-Admiring.
Example: A slice of pizza does little to curb my hunger, but four slices would make me complacent.
