Hello everyone, nice to welcome you on our site, this page even has Level 19 answers. I enjoy it =D
Level 19 - PRIITNM
The answer to this puzzle is:
Words: PRIMI, MIRIN, PINT, PRIM, TIPI, MIRI, INTI, IMPI, RIM, NIP, NIT, IMP
Bonus words:
PRIMI, MIRIN, PINT, PRIM, TIPI, MIRI, INTI, IMPI, RIM, NIP, NIT, IMP