| 1 | English | Gill | Someone connected with Gillingham Football Club,... |
| 2 | Middle English | gille | — |
| 3 | Old French | gille | a wine measure; wine measure |
| 4 | Medieval Latin | gillo | earthenware jar; A cooler for liquids |
| 5 | Gaulish | gallā | vessel |
| 6 | Proto-Germanic | gallǭ | gall, bile |
| 7 | Proto-Indo-European | ǵʰelh₃- | to flourish; green, yellow |