Kärlek, stjärna and sjutton: a Swedish pronunciation workout

Swedish has some tiny sound differences that look fairly harmless on the page. They sit there inside a word, minding their own business, almost identical to their neighbours. Then you open your mouth and suddenly you are no longer talking about the thing on top of a house, but something you say when someone holds the door open. Take the words tak and tack. Tak means the roof of a house. Tack is what you say when someone gives you coffee, holds the door open, or kindly prete