Play NYT Connections Puzzle #830 Sat, Aug 9

Find groups of four related words Need hints?

Solve NYT Connections puzzle #830 - Group 16 words into 4 categories: FRUIT, PRODUCT, RETURN, YIELD, DAD, INSIDE, KNOCK-KNOCK, PRACTICAL, CASPER, GHOST, LET ME IN, TWILIGHT, MAZE, MUFFIN, SILK, SYRUP.