There are 11 7-letter words that start with 'cir'.
| circled | circler | circles | circlet | 
| circuit | circusy | cirques | cirrate | 
| cirrose | cirrous | cirsoid | |
Note: These 11 7-letter words that start with 'cir' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with circ, cirr, cire, cirq, cirs.
4-letter words start with 'cir' (1)