Level 1. HORN, HONOR, HORIZON, IRON
Level 2. AIRY, GRAY, TRAY, GRAVITY, VARY
Level 3. MATEY, MAJESTY, STEAM
Level 4. OPERA, PAPER, APPROVE, PROVE
Level 5. ERUPT, TEMPT, MUTTER, TRUMPET, UTTER
Level 6. POSTAL, SOLATE, APOSTLE, STAPLE
Level 7. EASE, SEED, CEASE, SECEDE, DECEASE, DACE
Level 8. OBESE, SEVER, SOBER, OBSERVE, OBVERSE, VERSE
