quword 趣词
            Word Origins Dictionary
         
        
        
     
    - placate    
- placate: see please
 
- placate (v.)    
- 1670s, a back-formation from placation or else from Latin placatus "soothed, quiet, gentle, calm, peaceful," past participle of placare "to calm, appease, quiet, soothe, assuage," related to placere "to please" (see please). Related: Placated; placating; placatingly.