Crossword clues for Scottish firth. 5 letters:CLYDEScottish firth.LORNEScottish firth forming channel between Mull Island and mainland.TAYScottish firth.AYRScottish town on the Firth of ClydeDUNDEEScottish port on the Firth of TayNESSScottish river to Moray FirthOBANScottish town on the Firth of Lorn