The following information is taken from the Dictionary of the Older Scottish Tongue, available online at http://www.dsl.ac.uk/index.html. This is a work in progress.
| Spelling | Number | Dates & headers |
|---|---|---|
| Bothuile | 5 | 1488 (chefe, chemis); 1492 (chefe); 1493 (annexum); 1586 (amendis) |
| Bothwell | 3 | 1567 (boldin, decay); c1568 (cleanse) |
| Bothuell | 2 | 1577 (avowit); 1591 (chalmer dur) |
| Bodwell | 1 | 1493 (aniest) |
| Boithuile | 1 | 1549 (debate) |
| Bothuill | 1 | 1549 (amerale) |