In following questions select the one which is different from other three responses.

In each of the following questions, certain pairs of words are given, out of which the words in all pairs except one, bear a certain common relationship. Choose the pair in which the words are differently related?

Four words have been given of which three are alike in some way and one is different. Choose the odd one out.

Four words have been given out of which three are alike in some manner, while one is different. Choose the odd one.

Directions: In the following question four words have been given, out of which three are alike in some manner and the for one is different. Choose out the odd one.
Triangle
Rectangle
Circle
Square 

In the following question, select the odd word from the given alternatives.

Find the odd one in the following.

Find the odd word in the following options.