Hello everyone, nice to welcome you on our site, this page even has Level 3 answers. I enjoy it =D
Level 3 - MTTUPER
The answer to this puzzle is:
Words: PUTTER, MUTTER, MUTER, UTTER, PERU, MUTT, PERM, RUMP, PUTT, TUT, UMP, RUT, RUE, REM, REP, EMU, MET
Bonus words:
PUTTER, MUTTER, MUTER, UTTER, PERU, MUTT, PERM, RUMP, PUTT, TUT, UMP, RUT, RUE, REM, REP, EMU, MET