అర్థం : Having keenness and forcefulness and penetration in thought, expression, or intellect.
							ఉదాహరణ : 
							Searching insights.
							Trenchant criticism.
							
పర్యాయపదాలు : searching
అర్థం : Characterized by or full of force and vigor.
							ఉదాహరణ : 
							A hard-hitting expose.
							A trenchant argument.
							
పర్యాయపదాలు : hard-hitting