Webster's Revised Unabridged Dictionary · 1913

Peril

Peril , noun

[French péril, from Latin periculum, periclum, akin to peritus experienced, skilled, and English fare. See Fare, and compare Experience.]

Danger; risk; hazard; jeopardy; exposure of person or property to injury, loss, or destruction.
In perils of waters, in perils of robbers. — 2 Cor. xi. 26
Adventure hard With peril great achieved. — Milton
Collocations (1)
At one's peril or On one's peril , with risk or danger to one; at the hazard of. On thy soul's peril. — Shakespeare

Peril , transitive verb

To expose to danger; to hazard; to risk; as, to peril one's life.

Peril , intransitive verb

To be in danger. [Obsolete] — Milton