tranquillity - Dictionary definition and meaning for word tranquillity
Trans (transfer) + quality -> transfer in to quality life
tranQUILL ==> PILL . we take pills to reduce our tensions and become calm.
related to transquillisers and by using transquilliser the animal becomes quiet and peaceful and doesnot disturb us
tranquillity= transform+quiet i.e. transform to quiet which is calmness, peace