There are 24 7-letter words that start with 'dev'.
| devalue | deveins | develed | develop | 
| devests | deviant | deviate | devices | 
| deviled | devilry | devious | devisal | 
| devised | devisee | deviser | devises | 
| devisor | devoice | devoirs | devolve | 
| devoted | devotee | devotes | devours | 
Note: These 24 7-letter words that start with 'dev' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with devi, devo, deve, deva, devs.
4-letter words start with 'dev' (2)