“A dressing gown or a hoose coat?”⁣ ⁣ What starts as a simple conversation about words opens up something much bigger.⁣ ⁣ Len Pennie discovers the inspiration behind Common Tongue, the acclaimed one-woman show (featuring oliviacaw) exploring the role Scots language plays in shaping identity and community across Scotland.⁣ ⁣ Watch #EdinburghUnlocked on BBC iPlayer.