He gave his fingers a snap.
Servants appeared at the snap of his fingers.
Word: "snap"
different meanings

Raise a family.
Chew with your mouth shut -- were you raised in a barn?
Word: "raise"
the same meaning

Rack one's brains.
Rack a camera.
Word: "rack"
different meanings

He watched the house burn.
Maple wood burns well.
Word: "burn"
the same meaning