PLACID


Meaning of PLACID in English

■ adjective not easily upset or excited; calm: a ~ nature.

↘calm and peaceful: ~ waters.

Derivatives

~ity noun

~ly adverb

Origin

C17: from Fr. ~e , from L. ~us , from placere 'to please'.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.