[1] : WordNet (r) 2.0

depend on
     v : be contingent on; "the outcomes rides on the results of the
         electin"; "your grade will depends on your homework"
         syn: devolve on, depend upon, ride, turn on, hinge
         on, hinge upon
see also:
devolve on depend upon ride turn on hinge on hinge upon 

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

61 moby thesaurus words for "depend on":
   accrue from, arise from, bank on, be based on, be contingent on,
   be dependent on, be due to, be predicated on, bet on, bud from,
   calculate on, come from, come out of, confide in, count on,
   deem trustworthy, depend, derive from, descend from, emanate from,
   emerge from, ensue from, flow from, follow from, gamble on,
   germinate from, grow from, grow out of, hang, hang on, hinge,
   hinge on, issue from, lean on, lie on, lie with, originate in,
   place confidence in, place reliance on, proceed from, reckon on,
   rely on, rely upon, repose, repose on, rest, rest on, rest with,
   revolve on, spring from, sprout from, stand on, stem from,
   swear by, think reliable, trust, trust implicitly, trust in,
   trust to, turn on, turn upon

Depend >> D Words
Depend, definition of term: Depend
depend_pag1.html

Depend On >> D Words
Depend On, definition of term: Depend On
depend+on_pag1.html