There are 13 words that start with 'defect'.
| defect | defects |
| defected | defector |
| defecting | defection |
| defective | defectors |
| defections | defectives |
| defectively | defectiveness |
| defectivenesses | |
Note: These 13 words that start with 'defect' are found from the USA & Canada version of the tournament Scrabble word list.