Hello everyone, nice to welcome you on our site, this page even has Level 13 answers. I enjoy it =D
Level 13 - IRNBOWA
The answer to this puzzle is:
Words: NORIA, BAIRN, ROWAN, RAWIN, RANI, ROAN, BRIN, BORA, NOIR, BRIO, WINO, NORI, WAIR, INRO, AIRN, BRAW, ABRI, BIRO, BROW, BANI, BRAN, IRAN, WORN, RAW, BAR, OAR, BAN, AIR, BIO, WIN, WAR, BOA, OWN, WON, NOR, RAN, ARB, ORB, NAB, NOW, BOW, WAN, BIN, RIB, ION, BRA, BRO, NIB, ANI, ROB, ROW
Bonus words:
NORIA, BAIRN, ROWAN, RAWIN, RANI, ROAN, BRIN, BORA, NOIR, BRIO, WINO, NORI, WAIR, INRO, AIRN, BRAW, ABRI, BIRO, BROW, BANI, BRAN, IRAN, WORN, RAW, BAR, OAR, BAN, AIR, BIO, WIN, WAR, BOA, OWN, WON, NOR, RAN, ARB, ORB, NAB, NOW, BOW, WAN, BIN, RIB, ION, BRA, BRO, NIB, ANI, ROB, ROW