IN (OR AT) PERIL OF
Meaning of IN (OR AT) PERIL OF in English
in ( or at) peril of
1》 very likely to suffer from.
2》 at risk of losing or injuring: they would be in peril of their life.
→ peril
Concise Oxford English vocab.
Сжатый оксфордский словарь английского языка.
2004