Letter on position 1 (c) changed: 2 words boater doater Letter on position 2 (o) changed: 1 word crater Letter on position 3 (a) changed: 6 words colter cooter copter coster cotter couter Letter on position 4 (t) changed: 2 words coaler coaxer Letter on position 6 (r) changed: 3 words coated coatee coates