অর্থ : A narrowing that reduces the flow through a channel.
সমার্থক : bottleneck, chokepoint
অর্থ : Tight or narrow compression.
সমার্থক : coarctation
অর্থ : A tight feeling in some part of the body.
							উদাহরণ : 
							He felt a constriction in her chest.
							She felt an alarming tightness in her chest.
							Emotion caused a constriction of his throat.
							
সমার্থক : tightness
অর্থ : The action or process of compressing.