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 |
|---|---|---|
| Oig | 2 | 1595 (counsele); 1596 (bute) |
| Oc | 1 | 1574 (conduce) |
| Og | 1 | 1628 (dammis) |