spare time

: not being used

: being over and above what is needed : superfluous

: not liberal or profuse : sparing

: to forbear to destroy, punish, or harm

: to refrain from attacking or reprimanding with necessary or salutary severity

: to relieve of the necessity of doing or undergoing something

: a spare tire

: a duplicate (such as a key or a machine part) kept in reserve

: the knocking down of all 10 pins with the first 2 balls in a frame in bowling

: the measured or measurable period during which an action, process, or condition exists or continues : duration

: a nonspatial continuum that is measured in terms of events which succeed one another from past through present to future

: leisure

: to arrange or set the time of : schedule

: to regulate (a watch) to keep correct time

: to set the tempo, speed, or duration of

: of or relating to time

: recording time

: timed to ignite or explode at a specific moment