'Draft in
BrE is used to describe a written work that needs refining, like a 'draft letter' or 'first draft', 'second draft' etc "I'm going to draft a letter", meaning I am going to put my thoughts in writing and will adjust and modify it before i send it. The finished article would be a 'final draft'
Draught (pronounced draft) is a breeze coming under a door or through a window. "Don't sit in the draught" or 'It's draughty in here"
Also applies to a heavy horse used for pulling a cart - a 'Draught Horse'
Also
To drink. 'He took a draught of beer'
Beer can be served 'on draught', meaning it is pulled by pump from a barrell
also a board game 'Draughts' (
AmE checkers)
It's a wonderful language!