I. ˈper-əl, ˈpe-rəl noun
Etymology: Middle English, from Anglo-French, from Latin periculum — more at fear
Date: 13th century
1. : exposure to the risk of being injured, destroyed, or lost : danger
fire put the city in peril
2. : something that imperils : risk
lessen the peril s of the streets
II. transitive verb
( -iled also -illed ; -il·ing also -il·ling )
Date: 1567
: to expose to danger