1.   trumpet   harp   guitar   violin   Hint Half-n-half Clue   2.   how   low   cow   now   Half-n-half Clue   3.   chair   wood   cupboard   table   Half-n-half Clue   4.   paper   tree   mouse   man   Half-n-half Clue   5.   table   sofa   chair   stool   Half-n-half Clue   6.   Moon   Earth   Pluto   Mars   Half-n-half Clue   7.   jacket   shirt   trousers   cloth   Half-n-half Clue