Related Clues:

• Speaks tauntingly
• Suits, with 'with'
• Is in harmony
• Meshes
• Sees eye to eye
• Is on the same page
• Matches audio to video, say
• Gets that syncing feeling?
• Shakes hands on
• Inter-twines
• Finds common ground
• Aligns in harmony
• Matches up, as audio and video
• Lip-___ (mouths the words)
• Corresponds logically