Related Clues:

• Matches
• Lip-___
• Brings together
• Does a film editor's job
• Harmonizes
• Gets together, informally
• Lip-___ (fakes singing)
• Aligns
• Gets it together?
• Lip-___ (doesn't really sing)
• Matches, as tracks
• Brings into harmony
• Corresponds
• Lines up
• Matches audio to video, say