lag

the act of slowing down or falling behind

the time between one event, process, or period and another; "meanwhile the socialists are running the government"

one of several thin slats of wood forming the sides of a barrel or bucket

hang (back) or fall (behind) in movement, progress, development, etc.

lock up or confine, in or as in a jail; "The suspects were imprisoned without trial"; "the murderer was incarcerated for the rest of his life"

throw or pitch at a mark, as with coins

cover with lagging to prevent heat loss; "lag pipes"