Level 1. NAVE, VAIN, VANE, VEIN, NAIVE, VINE
Level 2. NOPE, NOTE, OPEN, POET, TENT, POTENT, TONE
Level 3. MOTH, MYTH, TIMOTHY, OMIT
Level 4. TEXT, TREE, EXERT, UTTER, TEXTURE, TRUE
Level 5. CURSE, SCORE, COURSE, SOURCE, ROUSE
Level 6. AREAL, BLEAR, PARABLE, PEARL
Level 7. CALL, COAL, COOL, HALL, LOCAL, ALCOHOL, HALO
Level 8. GRIM, GRIN, IRON, NORM, MINOR, MORNING, RING
