The TV program has a new time slot.
He put a quarter in the slot.
Word: "slot"
different meanings

A unit of wheat is a bushel.
Units of nucleic acids.
Word: "unit"
different meanings

The base of the triangle.
The attack wiped out our forward bases.
Word: "base"
different meanings

Wage stabilization is necessary for industrial peace.
Stabilization means that the product can be handled under atmospheric conditions.
Word: "stabilization"
the same meaning