Difference between Retardation and Lag

Retardation

Part of speech: noun

Definition: The act of retarding or delaying; hindrance. The extent to which anything is retarded; the result of any retarding or delay; mental, social, or physical slowness. That which retards; an obstacle; an obstruction.

Lag

Part of speech: verb

Definition: to not keep up (the pace), to fall behindto cover (for example, pipes) with felt strips or similar materialThe action in which a computer or server slows or halts in response to a poor connection

Part of speech: noun

Definition: a gap, a delay; an interval created by something not keeping up; latency.a prisoner, a criminal.bad connection, loss of connection, causing a delay

Part of speech: adjective

Definition: late

Example sentence: When I arrive at my destination, I like to hit the gym, as I find exercise helps combat jet lag.