Play NYT Connections Puzzle #435 Thu, Aug 8

Find groups of four related words Need hints?

Solve NYT Connections puzzle #435 - Group 16 words into 4 categories: BACKFLIP, BELLYFLOP, CANNONBALL, JACKKNIFE, ECHO, PARROT, REPEAT, QUOTE, ANCHOR, BACKBONE, CORNERSTONE, PILLAR, HAM, PIRATE, SATELLITE, TALK.