There are 16 words that start with 'assum'.
| assume | assumed |
| assumer | assumes |
| assumers | assuming |
| assumable | assumably |
| assumedly | assumpsit |
| assumpsits | assumption |
| assumptive | assumptions |
| assumability | assumabilities |
Note: These 16 words that start with 'assum' are found from the USA & Canada version of the tournament Scrabble word list.