అర్థం : Everlastingly. For all time.
							ఉదాహరణ : 
							Rays...streaming perpetually from the sun.
							
అర్థం : Without interruption.
							ఉదాహరణ : 
							The world is constantly changing.
							
పర్యాయపదాలు : always, constantly, forever, incessantly