Level 1. CRY, MERCY
Level 2. MONTH, HOT, NOT
Level 3. NAB, BAN, CAB, CABIN, CAN
Level 4. PEACE, CAPE, PACE
Level 5. ROAM, MORAL, ORAL
Level 6. SPEAK, PEAK, SEA, SAKE, ASK
Level 7. MOSS, MESS, SOME, MOSES
Level 8. KIT, KIN, HIT, THIN, HINT, THINK, KNIT