[1] : WordNet (r) 2.0

spare time
     n 1: time when you are free to do things that you enjoy syn: free
          time
     2: to that is free for leisure activities syn: free time
see also:
free time free time 

[2] : Moby Thesaurus II by Grady Ward, 1.0

25 moby thesaurus words for "spare time":
   casual, convenience, ease, extra, free time, freedom,
   goof-off time, idle hours, incidental, leisure, occasional, odd,
   odd moments, off, out-of-the-way, part-time, repose, rest,
   retirement, semiretirement, side, spare, time, time to kill,
   time to spare

Geologic Time >> G Words
Geologic Time, definition of term: Geologic Time
geologic+time_pag1.html

High Time >> H Words
High Time, definition of term: High Time
high+time_pag1.html

Free Time >> F Words
Free Time, definition of term: Free Time
free+time_pag1.html

Common Time >> C Words
Common Time, definition of term: Common Time
common+time_pag1.html

Big Time >> B Words
Big Time, definition of term: Big Time
big+time_pag1.html

Access Time >> A Words
Access Time, definition of term: Access Time
access+time_pag1.html

At A Time >> A Words
At A Time, definition of term: At A Time
at+a+time_pag1.html

From Time To Ti >> F Words
From Time To Ti, definition of term: From Time To Ti
from+time+to+ti_pag1.html