endanger (
http://definr.com/endanger)
v 1: pose a threat to; present a danger to; "The pollution is
endangering the crops" [syn:
jeopardize,
jeopardise,
menace,
threaten,
imperil,
peril]
2: put in a dangerous, disadvantageous, or difficult position
[syn:
queer,
expose,
scupper,
peril]