There are 14 words that start with 'latera'.
| laterad | lateral | 
| laterals | lateraled | 
| laterally | lateraling | 
| lateralize | lateralled | 
| lateralized | lateralizes | 
| lateralling | lateralizing | 
| lateralization | lateralizations | 
Note: These 14 words that start with 'latera' are found from the USA & Canada version of the tournament Scrabble word list.