Hello everyone, nice to welcome you on our site, this page even has Level 13 answers. I enjoy it =D
Level 13 - CORREEV
The answer to this puzzle is:
Words: COVERER, CORVEE, CRORE, CORER, VEER, COVE, ROVE, CERE, CERO, COR, REC, REV, ERR, VEE, ERE, ROE
Bonus words:
COVERER, CORVEE, CRORE, CORER, VEER, COVE, ROVE, CERE, CERO, COR, REC, REV, ERR, VEE, ERE, ROE