Letter on position 1 (c) changed: 3 words burses nurses purses Letter on position 2 (u) changed: 2 words carses corses Letter on position 3 (r) changed: 1 word cusses Letter on position 4 (s) changed: 2 words curies curves Letter on position 5 (e) changed: 1 word cursus Letter on position 6 (s) changed: 2 words cursed curser