Letter on position 1 (b) changed: 8 words colts dolts holts jolts molts polts tolts volts Letter on position 2 (o) changed: 1 word belts Letter on position 3 (l) changed: 6 words boats boets boots borts botts bouts Letter on position 4 (t) changed: 6 words bolas bolds boles bolls bolos bolus