| Subject | French | English |
| hobby, cultur. | high key | high key |
| comp., MS | Key Recovery Agent | KRA (A designated user that works with a certificate administrator to recover a user's private key. A specific certificate template is applied to a Key Recovery Agent) |
| geogr. | Key West | Key West (FL:USA) |
| hobby, cultur. | low key | low key |
| med. | opération de Keyes | Franz operation |
| chem. | procédé Keyes | Keyes process |
| med. | trou de Key-Retzius | Retzius foramen |
| med. | trou de Key-Retzius | Key-Retzius foramen |