grease the wheels (?.)

• aid
• anoint
• beeswax
• clear the way
• daub
• dress
• ease
• embrocate
• expedite
• explain
• facilitate
• glycerolate
• grease
• grease the ways
• hasten
• help along
• lard
• loose
• lubricate
• make clear
• make way for
• oil
• open the way
• open up
• pave the way
• pomade
• prepare the way
• quicken
• remove friction
• run interference for
• salve
• simplify
• slick
• slick on
• smear
• smooth
• smooth the way
• soap the ways
• speed
• unbar
• unblock
• unclog
• unguent
• unjam
• wax