There are 18 words that start with 'carav'.
| caravan | caravel | 
| caravans | caravels | 
| caravaned | caravaner | 
| caravelle | caravaners | 
| caravaning | caravanned | 
| caravanner | caravelles | 
| caravanners | caravanning | 
| caravansary | caravanserai | 
| caravansaries | caravanserais | 
Note: These 18 words that start with 'carav' are found from the USA & Canada version of the tournament Scrabble word list.