Play NYT Connections Puzzle #602 Fri, Jan 3

Find groups of four related words Need hints?

Solve NYT Connections puzzle #602 - Group 16 words into 4 categories: ARCH, BALL, HEEL, SOLE, BUCK, CLAM, SINGLE, SMACKER, BUTTON, MOREL, OYSTER, TRUMPET, BELLY, HOLE, LUCK, STICKER.