Hello everyone, nice to welcome you on our site, this page even has Level 20 answers. I enjoy it =D
Level 20 - LGPULNI
The answer to this puzzle is:
Words: PULING, LUPIN, LUNGI, GULP, GILL, GULL, LING, PIU, GIN, GNU, NIL, PIN, LUG, LIN, NIP
Bonus words:
PULING, LUPIN, LUNGI, GULP, GILL, GULL, LING, PIU, GIN, GNU, NIL, PIN, LUG, LIN, NIP