Hello everyone, nice to welcome you on our site, this page even has Level 14 answers. I enjoy it =D
Level 14 - INVDGRI
The answer to this puzzle is:
Words: RIVING, IRING, VIRID, INDRI, GIRN, GIRD, RIND, DING, DIN, VID, GIN
Bonus words:
RIVING, IRING, VIRID, INDRI, GIRN, GIRD, RIND, DING, DIN, VID, GIN