Nouns

(n)gatea movable barrier in a fence or wall
(n)gate, logic gatea computer circuit with several inputs but only one output that can be activated by particular combinations of inputs
(n)gatetotal admission receipts at a sports event
(n)gatepassageway (as in an air terminal) where passengers can embark or disembark

Verbs

(v)gatesupply with a gate“The house was gated”
(v)gatecontrol with a valve or other device that functions like a gate
(v)gaterestrict (school boys') movement to the dormitory or campus as a means of punishment