| Present tense | Past tense | % Correct |
|---|---|---|
| Earn | Earned | 100%
|
| Idle | Idled | 100%
|
| Mow | Mowed | 100%
|
| Sell | Sold | 100%
|
| Sweep | Swept | 100%
|
| Breed | Bred | 96%
|
| Remit | Remitted | 96%
|
| Slack | Slacked | 96%
|
| Surveil | Surveilled | 96%
|
| Sing | Sang | 93%
|
| Saw | Sawed | 93%
|
| Bring | Brought | 89%
|
| Hang (person) | Hanged | 89%
|
| White | Whited | 85%
|
| Lease | Let | 19%
|