37 words of 3 letters (1 points):BEL; BES; BET; BEY; BOI; BOO; BOY; BYE; DRY; ELS; ELT; ERS; EST; IRE; LES; LET; LEY; LYE; OBE; OIL; OYE; REB; RES; RET; RYE; SEL; SER; SET; SEY; SRI; TEL; TES; TET; YES; YET; YOB; ZOO.

46 words of 4 letters (1 points):BELS; BELT; BEST; BETS; BLEB; BLET; BLEY; BOIL; BOYO; BREY; BRIO; BYES; BYRE; BYRL; DREY; ELTS; ERST; IRES; LEST; LETS; LIRE; LYES; LYRE; OBES; OBEY; OILY; OOZY; OYER; OYES; REBS; REST; RETS; RYES; SLEY; STET; STEY; TELS; TELT; TEST; TETS; YBET; YEBO; YELT; YERD; YEST; YIRD.

11 words of 5 letters (2 points):BELTS; BERYL; BLEBS; BLEST; BLETS; BYRES; DREST; DRILY; LYRES; OYERS; YELTS.

3 words of 6 letters (3 points):DRYEST; OBTEST; REBOIL.