wedge

Any shape that is triangular in cross section

A large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments); different names are used in different sections of the United States

A diacritical mark (an inverted circumflex) placed above certain letters (such as the letter c) to indicate pronunciation

A heel that is an extension of the sole of the shoe

(golf) an iron with considerable loft and a broad sole

Something solid that is usable as an inclined plane (shaped like a V) that can be pushed between two things to separate them

A block of wood used to prevent the sliding or rolling of a heavy object

Put, fix, force, or implant

“Lodge a bullet in the table”

Squeeze like a wedge into a tight space

“I squeezed myself into the corner”