There are 9 15-letter words that start with 'sens'.
| sensationalised | sensationalises | 
| sensationalisms | sensationalists | 
| sensationalized | sensationalizes | 
| senselessnesses | sensitivenesses | 
| sensualizations | |
Note: These 9 15-letter words that start with 'sens' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with sensi, sensu, sensa, sense, senso.
5-letter words start with 'sens' (2)