6 letters · 10 points in Scrabble
verb reach, make, or come to a decision about something
verb bring to an end; settle conclusively
verb cause to decide
originFrom Middle English deciden, from Old French decider, from Latin dēcīdere, infinitive of dēcīdō (“cut off, decide”), from dē (“down from”) + caedō (“cut”).
Etymology from Wiktionary, CC BY-SA 3.0