dan·ger 
(d
ān
j
ər)
n.1. Exposure or vulnerability to harm or risk.
2. A source or an instance of risk or peril.
3. Obsolete Power, especially power to harm.
[Middle English daunger, power, dominion, peril, from Old French dangier, from Vulgar Latin *dominiārium, authority, power, from Latin dominium, sovereignty, from dominus, lord, master; see dem- in the Appendix of Indo-European roots.]