placate

 
Pronunciation: /pləˈkeɪt, ˈplakeɪt, ˈpleɪ-/

verb

[with object]
  • make (someone) less angry or hostile: they attempted to placate the students with promises

Derivatives

placating

adjective

placatingly

adverb

placation

Pronunciation: /pləˈkeɪʃ(ə)n/
noun

Origin:

late 17th century: from Latin placat- 'appeased', from the verb placare