en·dan·ger 
(ĕn-dānjər)
(ĕn-dānjər)tr.v. en·dan·gered, en·dan·ger·ing, en·dan·gers
1. To expose to harm or danger; imperil.
2. To threaten with extinction.
en·danger·ment n.
Synonyms: endanger, hazard, imperil, jeopardize, risk
These verbs mean to subject to danger, loss, or destruction: erratic driving that endangers lives; hazarded his health by smoking; a forest imperiled by acid rain; costs that jeopardized profits; wouldn't risk her financial security.
These verbs mean to subject to danger, loss, or destruction: erratic driving that endangers lives; hazarded his health by smoking; a forest imperiled by acid rain; costs that jeopardized profits; wouldn't risk her financial security.