Scrabble?! MORTISE

Definitions of MORTISE in various dictionaries:

noun - a square hole made to receive a tenon and so to form a joint

verb - cut a hole for a tenon in

verb - join by a tenon and mortise

A usually rectangular cavity in a piece of wood, stone, or other material, prepared to receive a tenon and thus form a joint.

A hole cut in a plate for insertion of type.

To join or fasten securely, as with a mortise and tenon.

To make a mortise in.

Printing.

To cut a hole in (a plate) for the insertion of type.

To cut such a hole and insert (type).

verb - to join or fasten securely