词根词缀：plac-, placi-, -plais

【来源及含义】Latin: to please, to satisfy; peace, peacefulness; calm, calmness

【相关词根词缀】 Cross references directly, or indirectly, involving "calm, calmness, peace, quiet": pac-, peac-; quies-, quiet-; seren-.

【同源单词】complacence, complacent, complacently, complaisance, complaisant, complaisantly