| Subject | English | Basque |
| comp., MS | check box | kontrol-lauki (" A control that indicates whether or not an option is selected. A check mark or "x" appears in the box when the option is selected.") |
| comp., MS | check mark | hautamarka (A small x or other sign that appears in the check box if the option represented by the box is selected) |
| comp., MS | Check Names | egiaztatu izenak (A button on the message toolbar that compares the names in the To, Cc, and Bcc boxes against the names in the Address Book and against those contact folders that you've specified as Outlook Address Books) |