com·plai·sant 
(kəm-plāsənt, -zənt)
(kəm-plāsənt, -zənt)adj.
Exhibiting a desire or willingness to please; cheerfully obliging.
[French, from Old French, present participle of complaire, to please, from Latin complacēre; see COMPLACENT.]
com·plaisant·ly adv.