Open-ended - With worked solutions · SET 4 Question 14

Fit these four-letter words into the crossword, retaining the given S: ATOM, NOSY, COOL, LAMP, YAWN, MAIN, SHIP, EAST, KING, VETO, PEAK, UNIT, DARK, ZEST, ZEAL, UNDO, STAG, TAKE, TAME, SUCH.