spandrel or spandril /spanˈdrəl/

1. The space between the curve of an arch and the enclosing mouldings, string-course, or the like (architecture)
2. A self-contained area of surface space (esp triangular) available for decorative use, eg in graphic design or forming part of a structure

• handkerchiefs
• handkerchieves
• hand-knit
• handknit
• hand-knits
• handknits
• hand-knitted
• hand-knitting
• handle
• handlebar
• handlebar moustache
• handlebar moustaches
• handlebars
• handled
• handler
• handlers
• handles
• handless
• handle with kid gloves
• hand line
• hand lines
• handling
• handlings
• handlist
• handlists