6 letters · 11 points in Scrabble
adjective (of a body of water) free from disturbance by heavy waves
adjective not easily irritated
originEtymology tree Latin placeō Proto-Indo-European *dʰeh₁-der. Proto-Italic *-iðos Latin -idus Latin placiduslbor. French placide English placid Borrowed from French placide, from Latin placidus (“peaceful, calm, placid”), from placeō (“please, satisfy”).
Etymology from Wiktionary, CC BY-SA 3.0