leverage
le.ver.age \'lev-(*-)rij, 'le-v-\ n 1: the action of a lever or the mechanical advantage gained by it 2: EFFECTIVENESS, POWER
Webster's English Dictionaryle.ver.age \'lev-(*-)rij, 'le-v-\ n 1: the action of a lever or the mechanical advantage gained by it 2: EFFECTIVENESS, POWER