imperil

verb

1. (transitive)To put into peril; to place in danger.

   “[…]they occupied the country, expelled the inhabitants, and terminated for ever the rivalry which had so long imperilled their own naval supremacy in Greece.”

   “"If Russia mobilises, it is for defence. No nation in the world would dream of attacking Germany, nor has Germany the slightest intention of imperilling her coming supremacy amongst the nations by such crude methods as military enterprise. Servia must be punished, naturally, but to that, in principle, every nation in Europe is agreed. We shall not permit Austria to overstep the mark."”

   “Before long, he had enough baby alligators to imperil every nipple for miles around but a problem soon arose when the cute baby alligators matured into vicious adult beasts.”

   “Boating and fishing groups contend that the 130 [wind energy] towers would be a navigation hazard and offshore construction would imperil the fisheries.”

2. (transitive)To risk or hazard.