Phrases like "herky jerky" and "handy dandy" are called reduplicative phrases. Reduplication is a linguistic term that refers to the repetition of all or part of a word or phrase to create a new expression. These expressions often have a playful or rhythmic quality to them. herky-jerky: characterized by or moving in sudden stops and starts. Ding-dong: Refers to the sound made by a bell or a doorbell. Example: "I heard the ding-dong of the doorbell, signaling that someone had arrived." Tick-tock: Represents the sound made by a clock or a watch. Example: "The tick-tock of the clock echoed through the room, marking the passing seconds." Chit-chat: Refers to casual or informal conversation, often about trivial or gossip-like topics. Example: "They engaged in some chit-chat while waiting for the meeting to start." Pitter-patter: Mimics the sound of light, rapid footsteps. Example: "I could hear the pitter-patter of raindrops on the ro...