There are 17 words that start with 'crud'.
| crud | crude | cruds |
| cruddy | cruder | crudes |
| crudded | crudely | crudest |
| crudity | cruddier | crudding |
| crudites | cruddiest | crudeness |
| crudities | crudenesses | |
Note: These 17 words that start with 'crud' are found from the USA & Canada version of the tournament Scrabble word list.