Solutions :

3-letter words (1 point): 60

ARE; ART; ARY; AVO; AYE; DEL; DEN; DYE; ELD; ENS; ERA; ESS; LED; LES; NED; NOR; NOS; NOT; NOY; NYE; OAR; OAT; ONE; ONS; ONY; ORA; ORE; ORT; OVA; OYE; RAT; RAY; RET; ROT; RYA; RYE; SED; SEL; SEN; SNY; SON; SOT; SOV; SOY; TAO; TAR; TAV; TAY; TON; TOR; TOY; TRY; TYE; VAR; VAT; VOR; YAR; YET; YON; YOS.

4-letter words (1 point): 67

ARET; ARTY; AVOS; AYRE; DENS; DENY; DYER; DYNE; EROS; EYNE; EYOT; EYRA; LENO; LENS; LESS; NESS; NOTA; NOVA; OARY; ONES; OYER; RATO; RONE; ROTA; RYOT; SELD; SENS; SNED; SNOT; SNYE; SOAR; SONE; SONS; SORA; SORE; SORT; SOYA; TAOS; TARE; TARO; TART; TAVS; TONE; TONS; TONY; TORA; TORE; TORT; TORY; TOSS; TRAT; TRAY; TREY; TRON; TROT; TROY; TRYE; TYDE; TYER; TYNE; TYRE; TYRO; VARE; VARY; VOAR; YARE; YORE.

5-letter words (2 points): 31

ATONE; ATONY; DYNEL; DYNES; ENVOY; LENOS; OTARY; OVARY; RATOS; RAYNE; RAYON; RONES; ROYNE; SENOR; SNORE; SNORT; SOARE; SONES; SONSE; TAROS; TARTY; TONED; TONES; TORTE; TOYER; TROAT; TRONE; TRONS; TYNED; TYNES; TYROS.

6-letter words (3 points): 19

ATONED; ATONES; AVOYER; LENVOY; LESSON; LESSOR; NOTARY; RAYNES; RAYONS; ROYNED; ROYNES; SENORA; SENSOR; SNORTY; TOSSED; TOSSEN; TRAYNE; TRONES; VOTARY.

7-letter words (7 points): 4

SENSORY; TRAYNED; TRAYNES; TYRONES.