Solutions :

3-letter words (1 point): 47

ARE; ART; ATE; AUF; AVE; AXE; EAR; EAT; EAU; EEN; ENE; ERA; ERE; ERN; ETA; JEE; JET; NEE; RAI; RAT; RAW; RAX; REE; REN; REV; TAE; TAI; TAR; TAU; TAV; TAW; TAX; TEA; TEE; TEX; UVA; VAE; VAR; VAT; VAU; VAW; VEE; WAE; WAI; WAR; WAT; WAX.

4-letter words (1 point): 27

AVER; EARN; EAVE; EREV; ERNE; JEAT; JETE; RATE; RAVE; REEN; RENT; TARE; TARN; TAXI; TEAR; TREE; UVAE; VARE; VEER; VENT; VERA; VERT; WARE; WARN; WART; WATE; WAVE.

5-letter words (2 points): 12

ARENE; AVERT; ERVEN; EXTRA; NERVE; RAVEN; RENTE; TAVER; TRAVE; TREEN; VARVE; WAVER.

6-letter words (3 points): 3

TAVERN; VENTRE; VERTEX.

7-letter words (7 points): 2

AVENTRE; NERVATE.

8-letter words (11 points): 2

ENERVATE; VENERATE.