Hello everyone, nice to welcome you on our site, this page even has Level 4 answers. I enjoy it =D
Level 4 - ENVDOVIL
The answer to this puzzle is:
Words: INDOLE, NEVOID, VOILE, DEVON, LODEN, LIVEN, OLDEN, OLDIE, LEVIN, OVINE, OILED, ENVOI, INDOL, OLEIN, VINED, ELOIN, DOVEN, VOLED, DEIL, LIDO, VIVE, NOEL, VINO, LINO, LODE, LENO, VEND, DIOL, ENOL, DIEL, VIED, VILE, VELD, VIOL, DENI, NEVI, LEVO, VEIL, LINE, LONE, DELI, LIED, VOLE, NODE, LIEN, DONE, VINE, EVIL, VEIN, OVEN, DOVE, DIVE, DOLE, VIDE, IDLE, LIVE, DINO, LOIN, DIE, LID, DEN, END, DON, LED, OLD, DOE, ELD, NOD, LEI, OLE, ODE, ONE, LIN, EON, VID, VIE, LIE, NIL, DEL, ION, DIN, OIL
Bonus words:
INDOLE, NEVOID, VOILE, DEVON, LODEN, LIVEN, OLDEN, OLDIE, LEVIN, OVINE, OILED, ENVOI, INDOL, OLEIN, VINED, ELOIN, DOVEN, VOLED, DEIL, LIDO, VIVE, NOEL, VINO, LINO, LODE, LENO, VEND, DIOL, ENOL, DIEL, VIED, VILE, VELD, VIOL, DENI, NEVI, LEVO, VEIL, LINE, LONE, DELI, LIED, VOLE, NODE, LIEN, DONE, VINE, EVIL, VEIN, OVEN, DOVE, DIVE, DOLE, VIDE, IDLE, LIVE, DINO, LOIN, DIE, LID, DEN, END, DON, LED, OLD, DOE, ELD, NOD, LEI, OLE, ODE, ONE, LIN, EON, VID, VIE, LIE, NIL, DEL, ION, DIN, OIL