Meanings
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1
verb
formal: to put a person, thing, or undertaking at serious risk of harm, loss, or destruction
Cutting the safety checks would imperil both the workers and the project.
Thesaurus
Etymology
Formed in the late sixteenth century from im-, the assimilated form of in- ("into"), + peril: literally, "to put into peril." Peril came through Old French from Latin periculum ("trial, risk, danger").