Letter on position 1 (h) changed: 12 words bears dears fears gears lears nears pears rears sears tears wears years Letter on position 2 (e) changed: 2 words haars hoars Letter on position 3 (a) changed: 1 word heirs Letter on position 4 (r) changed: 4 words heads heals heaps heats Letter on position 5 (s) changed: 3 words heard heare heart