A person pretending to be somebody he is not

No theorem can be proved without using the <strong>statements which are taken for granted</strong>.

A fixed orbit in space in relation to earth

One who able to use the right and left hands equally well:

A person who is bad in spelling

Irrational fear of crowds

The conclusions derived from experiments showed <strong>deviation from common rule</strong>.

A person who rules without consulting the opinion of others

Extreme old age when a man behaves like a fool