1. Boxes on the top of the upper case, usually for small capitals.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• vackboxes,
• nackboxes,
• hackboxes,
• gackboxes,
• bzckboxes,
• bsckboxes,
• bwckboxes,
• bqckboxes,
• baxkboxes,
• bavkboxes,
• bafkboxes,
• badkboxes,
• bacjboxes,
• backvoxes,
• bacboxes,
• backbxes,
• backboxs,
• backboxe,
• Backbocs,
• Backbxs