There are 19 words that start with 'erra'.
| errand | errant | errata |
| errable | errancy | errands |
| errants | erratas | erratic |
| erratum | errantly | errantry |
| erratics | errancies | erratical |
| errantries | erraticism | erratically |
| erraticisms | ||
Note: These 19 words that start with 'erra' are found from the USA & Canada version of the tournament Scrabble word list.