Solutions :

Il y a 22 mots de 3 lettres (1 point) :

BIS; BIT; DEB; DEJ; DER; DES; DEY; DIN; DIS; DIT; ERS; ETE; GIS; GIT; IDE; JET; KID; KSI; NID; NIE; SKI; YET.

Il y a 28 mots de 4 lettres (1 point) :

BEDE; BETE; BETI; BIDE; BIGE; BISE; BITE; DEBS; DEJS; DERS; DESK; DISE; DITE; EDIT; GITE; IDES; JETE; KIDS; NIDS; NIET; SIDI; SIED; SITE; SKIE; SKIN; TIGE; TISE; YETI.

Il y a 19 mots de 5 lettres (2 points) :

BETIS; BIDES; BIDET; BISER; DEBIT; DEITE; DIETE; EDITE; EGIDE; EIDER; ETIGE; GIBET; REDIE; REDIS; REDIT; TIEDE; TIEDI; TISER; YETIS.

Il y a 8 mots de 6 lettres (3 points) :

BETISE; DEBITE; EGIDES; EIDERS; REDIGE; REDITE; RESIDE; TIEDIE.

Il y a 1 mot de 7 lettres (7 points) :

BETISER.