1. Retardation, Retardant, Retardent : رفتار کو سست کر نے والا - رکاوٹ ڈالنے والا : (Noun) Any agent that retards or delays or hinders.


2. Retardation, Backwardness, Mental Retardation, Slowness, Subnormality : پسماندگی - دماغی کمی : (Noun) Lack of normal development of intellectual capacities.

Stupidity - a poor ability to understand or to profit from experience.

3. Retardation, Lag, Slowdown : رفتار میں کمی کرنے کا عمل : (Noun) The act of slowing down or falling behind.

Delay, Holdup - the act of delaying; inactivity resulting in something being put off until a later time.

Agent, Broker, Factor - کارندہ - a businessman who buys or sells for another in exchange for a commission.

Any, Whatever, Whatsoever - جو بھی - one or some or every or all without specification; "Whatsoever happens".

Capacity - قابلیت - capability to perform or produce; "among his gifts is his capacity for true altruism".

Delay, Holdup - التواء - the act of delaying; inactivity resulting in something being put off until a later time.

Development, Evolution - تشکیل - a process in which something passes by degrees to a different stage (especially a more advanced or mature stage); "the development of his ideas took many years".

Hamper, Handicap, Hinder - رخنہ ڈالنا - put at a disadvantage; "The brace I have to wear is hindering my movements".

Intellectual, Noetic, Rational - عقلی - of or associated with or requiring the use of the mind; "intellectual problems".

Deficiency, Lack, Want - کمی - the state of needing something that is absent or unavailable; "What is lacking in me?".

Convention, Formula, Normal, Pattern, Rule - روایت - something regarded as a normative example; "the convention of not naming the main character".

Changeling, Cretin, Half-Wit, Idiot, Imbecile, Moron, Retard - کم عقل - a person of subnormal intelligence; "Morons can not keep their mouth shut".