Hello everyone, nice to welcome you on our site, this page even has Level 4 answers. I enjoy it =D
Level 4 - ADOGUIEL
The answer to this puzzle is:
Words: GEOIDAL, EULOGIA, GOALED, GUILED, ALGOID, EIDOLA, GAOLED, AUDILE, GOALIE, GLADE, OLDIE, OILED, LUGED, ADIEU, GUILE, GLIDE, LOUIE, OGLED, DOULA, GELID, AILED, LOGIA, LODGE, GEOID, DOGIE, ALGID, DULIA, ALOUD, GLUED, GUILD, AUDIO, IDEAL, GIED, DIEL, LUGE, GELD, LOGE, GAOL, GLIA, GILD, EGAL, LADE, GOAD, AULD, GADI, DOGE, DIOL, GUDE, DAGO, GAED, OGLE, AGUE, AGIO, GOAL, EGAD, GAUD, DEIL, GLED, DEAL, LOAD, DALE, IDEA, LEAD, GLUE, LIDO, LAUD, GOLD, AIDE, LOUD, DIAL, AGED, LAID, DELI, LIEU, LIED, GALE, IDLE, DOLE, IDOL, ALOE, DUAL, GLAD, GUID, LODE, AGO, LED, LOG, LAG, GAL, LEG, OLD, LEI, ALE, GAD, LID, DEL, GEL, DUO, AIL, AGE, LIE, ADO, ELD, ODE, DIE, DOE, AID, DUG, LEA, GOD, OLE, OIL, LUG, OUD
Bonus words:
GEOIDAL, EULOGIA, GOALED, GUILED, ALGOID, EIDOLA, GAOLED, AUDILE, GOALIE, GLADE, OLDIE, OILED, LUGED, ADIEU, GUILE, GLIDE, LOUIE, OGLED, DOULA, GELID, AILED, LOGIA, LODGE, GEOID, DOGIE, ALGID, DULIA, ALOUD, GLUED, GUILD, AUDIO, IDEAL, GIED, DIEL, LUGE, GELD, LOGE, GAOL, GLIA, GILD, EGAL, LADE, GOAD, AULD, GADI, DOGE, DIOL, GUDE, DAGO, GAED, OGLE, AGUE, AGIO, GOAL, EGAD, GAUD, DEIL, GLED, DEAL, LOAD, DALE, IDEA, LEAD, GLUE, LIDO, LAUD, GOLD, AIDE, LOUD, DIAL, AGED, LAID, DELI, LIEU, LIED, GALE, IDLE, DOLE, IDOL, ALOE, DUAL, GLAD, GUID, LODE, AGO, LED, LOG, LAG, GAL, LEG, OLD, LEI, ALE, GAD, LID, DEL, GEL, DUO, AIL, AGE, LIE, ADO, ELD, ODE, DIE, DOE, AID, DUG, LEA, GOD, OLE, OIL, LUG, OUD