AWN is an acronym for the American Welding Society, a professional organization that promotes welding safety and education. The term can also refer to the type of welding process known as arc welding. The crossword solutions for AWN are BEARD (5 letters), ARISTA (6 letters), and GRAINBEARD (10 letters). BEARD is a type of welding in which the arc is directed at the workpiece from a distance, while ARISTA is a type of welding in which the arc is directed at the workpiece from a close distance. GRAINBEARD is a combination of both BEARD and ARISTA welding techniques.