Hello everyone, nice to welcome you on our site, this page even has Level 4 answers. I enjoy it =D
Level 4 - DYHAILO
The answer to this puzzle is:
Words: HYOIDAL, HYALOID, HALOID, HALID, AHOLD, DOILY, HYOID, OILY, AHOY, DAHL, HOYA, LIDO, DIOL, IDLY, HAIL, HYLA, IDYL, HOLY, HOLD, HILA, DIAL, DHAL, LAID, HOD, YOD, DAH, OIL, HAY, AID, HAD, OLD, HOY, LAY, AIL, HID, LAD, ADO, LID
Bonus words:
HYOIDAL, HYALOID, HALOID, HALID, AHOLD, DOILY, HYOID, OILY, AHOY, DAHL, HOYA, LIDO, DIOL, IDLY, HAIL, HYLA, IDYL, HOLY, HOLD, HILA, DIAL, DHAL, LAID, HOD, YOD, DAH, OIL, HAY, AID, HAD, OLD, HOY, LAY, AIL, HID, LAD, ADO, LID