There are 13 words that start with 'calib'.
| caliber | calibre | calibers | 
| calibred | calibres | calibrate | 
| calibrated | calibrates | calibrator | 
| calibrating | calibration | calibrators | 
| calibrations | ||
Note: These 13 words that start with 'calib' are found from the USA & Canada version of the tournament Scrabble word list.