Lip synch, also known as lip syncing or lip syncing, is a term that refers to the process of matching lip movements with a pre-recorded audio track. There are a variety of different words and phrases that can be used to refer to lip syncing, including lip dubbing, voice-over lip syncing, and dubbing. Additionally, some people may use the term ADR, which stands for automated dialogue replacement, to refer to the process of dubbing audio over pre-recorded video footage. Regardless of the specific terminology, the goal of lip synching is always to create a seamless and convincing audio-visual experience for viewers.