renounce

An act of renouncing.

To give up, resign, surrender.

to renounce a title to land or to a throne

It is terrible to think of the power of the world even in a redeemed soul. Here was a maid who had drunk of the well of grace and tasted of God's mercies, and yet there were moments when she was ready to renounce her hope.

To cast off, repudiate.

This world I do renounce, and in your sights Shake patiently my great affliction off.

To decline further association with someone or something, disown.

To abandon, forsake, discontinue (an action, habit, intention, etc), sometimes by open declaration.

[…] some families renounced the use of a certain praenomen which had been disgraced by one of their name […]

His son Sidhartha had renounced material life and gone forth in search of enlightment. He received enlightment under a Bodhi tree at Gaya and became Buddha. Ashoka visited Gaya along with Upagupta and had darshan of Sambodhi.

To make a renunciation of something.

He of my sons who fails to make it good, / By one rebellious act renounces to my blood.