The words in each set have a common connection, something that bonds all three of them in some way, shared features or characteristics...a manifestation of common attributes.
Can you find a Commonality?
1. RUSSIAN - FRENCH - ITALIAN
2. MICROSCOPE - PLAYGROUND - TROMBONE
3. DUCK SOUP - ANIMAL CRACKERS - HORSE FEATHERS
4. BREAD AND BUTTER - MIDGET GHERKIN - KOSHER DILL
5. SANTA ANA - SIROCCO - KHAMSIN
6. A SONG - A HEART - A POLICEMAN
7. PUMPKIN - POPPY - SESAME
8. FUJI - TREK - CANNONDALE
9. LOBSTER LAND - THE LUMBER STATE - THE BORDER STATE
10. FROSTY THE SNOWMAN - POPEYE THE SAILOR - GENERAL DOUGLAS MACARTHUR