8 letters · 14 points in Scrabble
verb express complaints, discontent, displeasure, or unhappiness
verb make a formal accusation; bring a formal charge
originFrom Middle English complaynen, from Old French complaindre, from Medieval Latin complangere (“to bewail, complain”), from Latin com- (“together”) + plangere (“to strike, beat, as the breast in extreme grief, bewail”); see plain, plaint.
Etymology from Wiktionary, CC BY-SA 3.0