North Pole
South Pole
antipodal points
antipode
antipodes
antipoints
antipoles
antithesis
antonym
black and white
contra
contradictory
contraposita
contrapositives
contraries
contrary
converse
counter
counterbalance
countercheck
counterpoint
counterpoise
counterpole
counterpoles
counterterm
foil
inverse
night and day
obverse
offset
opposite
opposite number
opposite poles
opposites
polar opposites
poles
reverse
setoff
the contrary
the other side
vis-a-vis
antipolar