Solutions :

3-letter words (1 point): 65

ALT; ARE; AWE; AWL; DAE; DAL; DAW; EAR; EON; ERA; ERG; ERN; EWT; EXO; GEE; GEO; GUE; GUR; IRE; LAD; LAR; LAW; NIT; NOR; NOS; NOW; NOX; OES; ORE; ORT; OSE; OUR; OWE; OWL; OWT; RAD; RAW; REE; REG; REO; REW; RIN; RIT; ROE; ROW; RUE; RUG; SEE; SEX; SON; SOU; SOW; SOX; TIN; TWA; TWO; URE; WAD; WAE; WAR; WEE; WOE; WON; WOS; WOX.

4-letter words (1 point): 83

AEON; AERO; AREG; AREW; AWDL; AWEE; DALT; DARE; DARG; DAWT; EORL; EROS; EUGE; EXON; GEAL; GEAR; GEES; GEOS; GERT; GRAD; GREE; GREW; GRUE; GUES; INRO; IRON; LAER; LARE; NIRL; NOES; NORI; NOSE; NOWL; NOWT; OWER; OWRE; OXES; READ; REAL; REAR; REES; REOS; ROES; RONT; ROSE; ROUE; ROWT; RUER; RUES; SEER; SORE; SORI; SORN; SORT; SOUR; SOWL; TIRE; TIRL; TIRO; TREE; TREW; TRIN; TRON; TROW; TWAE; TWAL; TWEE; TWOS; UREA; URGE; WALD; WARE; WEAL; WEAR; WEES; WERO; WERT; WOES; WONT; WORE; WORN; WORT; WRIT.

5-letter words (2 points): 33

AEROS; ARGUE; DARER; EROSE; GREES; GRUES; INTRO; LAREE; LARGE; LAWER; NITRE; NITRO; NOXES; OREAD; RAWER; REGUR; REWON; ROUES; ROUGE; ROWER; SOREE; SORER; SOWAR; SOWER; TIROS; TREAD; TREES; TWOER; UREAL; URGER; WEALD; WEROS; WORLD.

6-letter words (3 points): 10

ARGUER; ARGUES; INTROS; LAREES; LARGER; NITROS; REROSE; REWORN; SOURER; TIROES.

7-letter word (7 points): 1

REARGUE.

8-letter word (11 points): 1

REARGUES.