అర్థం : Situated at or extending to great depth. Too deep to have been sounded or plumbed.
							ఉదాహరణ : 
							The profound depths of the sea.
							The dark unfathomed caves of ocean.
							Unplumbed depths of the sea.
							Remote and unsounded caverns.
							
పర్యాయపదాలు : profound, unfathomed, unplumbed
అర్థం : Not made to sound.
							ఉదాహరణ : 
							The silent `h' at the beginning of `honor'.
							In French certain letters are often unsounded.
							
పర్యాయపదాలు : silent