Hello everyone, nice to welcome you on our site, this page even has Level 15 answers. I enjoy it =D
Level 15 - GIPNGUOR
The answer to this puzzle is:
Words: INGROUP, ROGUING, PURGING, GROPING, ROUGING, UPGOING, ROUPING, URGING, ROPING, GORING, PORING, GRINGO, INPOUR, URPING, PROGUN, PIROG, PINGO, PRONG, GIPON, GOING, UNRIG, OPING, RUING, UNRIP, PURIN, GUIRO, PRION, ORPIN, GIRON, NORI, PORN, GRIG, GORP, GIRN, GROG, INRO, PRIG, PURI, PION, PONG, UPON, RING, GRIP, RUIN, GRIN, PROG, GONG, NOIR, GIRO, RUNG, IRON, OUR, RUG, GIN, PIG, RUN, NOR, GNU, URN, POI, GIG, NOG, PIU, NIP, PUN, PIN
Bonus words:
INGROUP, ROGUING, PURGING, GROPING, ROUGING, UPGOING, ROUPING, URGING, ROPING, GORING, PORING, GRINGO, INPOUR, URPING, PROGUN, PIROG, PINGO, PRONG, GIPON, GOING, UNRIG, OPING, RUING, UNRIP, PURIN, GUIRO, PRION, ORPIN, GIRON, NORI, PORN, GRIG, GORP, GIRN, GROG, INRO, PRIG, PURI, PION, PONG, UPON, RING, GRIP, RUIN, GRIN, PROG, GONG, NOIR, GIRO, RUNG, IRON, OUR, RUG, GIN, PIG, RUN, NOR, GNU, URN, POI, GIG, NOG, PIU, NIP, PUN, PIN