There are 7 9-letter words that start with 'circ'.
| circadian | circinate | circuital | 
| circuited | circuitry | circulars | 
| circulate | ||
Note: These 7 9-letter words that start with 'circ' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with circu, circl, circa, circi.
5-letter words start with 'circ' (1)