extra
adjective(ex-tra)
added to a regular schedule
extra
noun(ex-tra)
a minor actor in crowd scenes
extra
adjective(ex-tra)
further or added
Examples:
Need extra help.
An extra pair of shoes.
extra
adjective(ex-tra)
more than is needed, desired, or required
Examples:
Found some extra change lying on the dresser.
Extra ribs as well as other supernumerary internal parts.
extra
noun(ex-tra)
something additional of the same kind
Examples:
He always carried extras in case of an emergency.
extra
noun(ex-tra)
an additional edition of a newspaper (usually to report a crisis)