There are 16 words that start with 'jay'.
| jay | jays | jaygee |
| jayvee | jaybird | jaygees |
| jayvees | jaywalk | jaybirds |
| jaywalks | jayhawker | jaywalked |
| jaywalker | jayhawkers | jaywalkers |
| jaywalking | ||
Note: These 16 words that start with 'jay' are found from the USA & Canada version of the tournament Scrabble word list.