Obligation : an act or course of action to which a person is morally or legally bound; a duty or commitment.
Rights : that which is morally correct, just, or honourable.
Freedom : the power or right to act, speak, or think as one wants.
Democracy : a system of government by the whole population or all the eligible members of a state, typically through elected representatives.
Liberty : the state of being free within society from oppressive restrictions imposed by authority on one's way of life, behaviour, or political views.
Synonym of
Liberty is
Freedom