Related Clues:

• Blends sound recordings
• Mixes, as companies
• Melds
• "Just add water" products
• Gets into a single lane, say
• Blends
• Turns two into one
• Shakes up, maybe
• Causes gridlock, perhaps
• Farm machines
• Blends in
• Is sociable, in a way
• Joins the competition?
• Trail, cake, and daiquiri, e.g.
• Tricky highway maneuvers