[1] : The Collaborative International Dictionary of English v.0.48

jeopardize \jeop"ardize\, v. t. imp.  p. p. jeopardized; p.
   pr.  vb. n. jeopardizing.
   to expose to loss or injury; to risk.

   syn: jeopard.
        1913 webster

              that he should jeopardize his willful head
              only for spite at me.               --h. taylor.
        1913 webster
see also:
jeopardized jeopardizing 

[2] : WordNet (r) 2.0

jeopardize
     v 1: pose a threat to; present a danger to; "the pollution is
          endangering the crops" syn: endanger, jeopardise, menace,
           threaten, imperil, peril
     2: put at risk; "i will stake my good reputation for this"
        syn: venture, hazard, adventure, stake
see also:
endanger jeopardise menace threaten imperil peril 
venture hazard adventure stake 

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

19 moby thesaurus words for "jeopardize":
   compromise, encounter danger, endanger, expose, gamble,
   gamble with, hazard, imperil, incur danger, jeopard, jeopardy,
   lay open, menace, peril, put in danger, put in jeopardy, risk,
   threaten, venture

Jeopardize >> J Words
Jeopardize, definition of term: Jeopardize
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