There are 16 words that start with 'date'.
| date | dated | dater | 
| dates | daters | datedly | 
| dateable | datebook | dateless | 
| dateline | datebooks | datedness | 
| datelined | datelines | datelining | 
| datednesses | ||
Note: These 16 words that start with 'date' are found from the USA & Canada version of the tournament Scrabble word list.