Solutions :

3-letter words (1 point): 49

ADO; AIA; AID; AIM; AIN; AMI; ANE; ANI; DAH; DAM; DIE; DIM; DIN; DOT; DUI; DUN; EAN; END; ENE; HAD; HAM; HAO; HAT; HEM; HEN; HMM; MAD; MAT; MEM; MEN; MID; MNA; NAE; NID; NIE; NIM; OAT; ODA; OUT; TAD; TAI; TAM; TAO; TAU; THE; TOD; UDO; UNI; UTA.

4-letter words (1 point): 50

AHEM; AINE; AMEN; AMIA; AMID; AMIE; AMIN; AUTO; DAME; DAMN; DATO; DAUT; DIME; DINE; DOAT; DOTH; DOUT; DUNE; EINA; EINE; EMMA; HAIN; HAME; HAUT; IMID; INIA; IOTA; MAID; MAIN; MATH; MAUT; MEIN; MENE; MIEN; MINA; MIND; MINE; MINI; NAIN; NEMA; NENE; NINE; OATH; ODAH; TAIN; TAME; THEM; THEN; TOAD; UNDO.

5-letter words (2 points): 25

AMENE; AMIDO; AMINE; AMNIA; ANIMA; ANIME; ANIMI; DAINE; DAMME; DIENE; DIOTA; ENEMA; HEMIN; IMIDO; IMINE; INDIE; MIAOU; MINAE; NAIAD; NUDIE; TAMIN; THAIM; THEIN; THEMA; UNDAM.

6-letter words (3 points): 11

ANEMIA; DAIMEN; DAIMIO; DIAMIN; HEINIE; HEMINA; MEINIE; NEINEI; TAMEIN; TAMINE; THEINE.

7-letter words (7 points): 3

ANIMATO; DIAMINE; INDAMIN.

8-letter words (11 points): 3

HEMATOID; INDAMINE; NEMATOID.