Hello everyone, nice to welcome you on our site, this page even has Level 10 answers. I enjoy it =D
Level 10 - PREERAP
The answer to this puzzle is:
Words: PAPERER, REPAPER, RAPPER, RAPPEE, REAPER, RAPER, PEREA, PARER, PARR, APER, PERE, PERP, PEEP, PREP, RAPE, PAR, APP, APE, ARE, PEE, ERE, ERR, PER, PAP, REP, PEP
Bonus words:
PAPERER, REPAPER, RAPPER, RAPPEE, REAPER, RAPER, PEREA, PARER, PARR, APER, PERE, PERP, PEEP, PREP, RAPE, PAR, APP, APE, ARE, PEE, ERE, ERR, PER, PAP, REP, PEP