10 letters · 21 points in Scrabble
noun a weapon that is forcibly thrown or projected at a targets but is not self-propelled
noun any vehicle self-propelled by a rocket engine
adjective impelling or impelled forward
originFrom Medieval Latin prōiectilis (“projectile”), from Latin prōiectus, perfect passive participle of prōiciō (“throw forth; extend; expel”).
Etymology from Wiktionary, CC BY-SA 3.0