There are 10 words that start with 'desm'.
| desman | desmid | desmans | 
| desmids | desmoid | desmoids | 
| desmidian | desmosome | desmosomal | 
| desmosomes | ||
Note: These 10 words that start with 'desm' are found from the USA & Canada version of the tournament Scrabble word list.