farewell vs outgang

farewell

• A departure; the act of leaving 

• A wish of happiness or safety at parting, especially a permanent departure 

• Parting, valedictory, final. 

• Goodbye. 

• To bid farewell or say goodbye. 

outgang

• An exit or egress. 

• An outgate; a cattle-gate. 

• The act of giving up occupancy of property.