To think about something carefully and at length

• To consider options before deciding

To heat and spice a drink, especially wine or cider

• To make mulled wine or cider

To join window units together at a mullion

• To couple sashes into a single assembly

A muddle or botched situation

• A mistake that makes a mess of things

A fine, soft cotton muslin

• Gauze used in bookbinding to reinforce the spine