Off side and leg side.
pitch
There are two teams. At some playing fields, the teams station themselves on opposite sides of the field, hence 'sides'. An American football field is shaped in a rectangle. While there are four 'sides', the longer sides are called 'sides' and the shorter sides are called 'ends'.
north pole and south pole
The term for the two men on cricket field are umpires.
A cricket grasshopper has two big eyes tha sits on opposite sides of its head.
which game are we talking about?in soccer,for example,there are two goalkeepers. In cricket, there are two batsmen.
The two sides of your brain are called the left and right hemispheres.
The two sides of a coin are called head and tail.
The extended period at the wicket by two batsmen in cricket is called a stand.
A PLANE has two sides
There is no such thing as an object with two sides.
You give the name of a first batsman the title 'OPENER' as this person opens the batting.