Using word families can help teach beginning spellers that words contain and share patterns. Use this word family list to introduce the sound of words ending with -OCK. Words: lock, mock, dock, rock, jock, sock, cock, hock, block, knock, stock, clock, crock, flock, shock, frock, smock, o'clock, padlock, o'clock, shamrock. Printing options: full color and black lines.