Hello everyone, nice to welcome you on our site, this page even has Level 13 answers. I enjoy it =D
Level 13 - IINTGAW
The answer to this puzzle is:
Words: TAWING, WITING, TWAIN, WIGAN, AWING, WITAN, TWANG, TAIN, AGIN, INIA, TWIG, INTI, GNAW, GAIT, GNAT, TING, TANG, WANT, WIT, TAN, WIN, GIN, WAN, ANI, NIT, WIG, GAT, TIN, WAG, GIT
Bonus words:
TAWING, WITING, TWAIN, WIGAN, AWING, WITAN, TWANG, TAIN, AGIN, INIA, TWIG, INTI, GNAW, GAIT, GNAT, TING, TANG, WANT, WIT, TAN, WIN, GIN, WAN, ANI, NIT, WIG, GAT, TIN, WAG, GIT