Learn how to say Imperilled correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word imperil:
verb (imperils, imperilling, imperilled; US imperiling, imperiled)
put at risk of being harmed, injured, or destroyed:
they advised against tax increases for fear of imperilling the recovery
urban sprawl is the leading cause of species imperilment in California
late Middle English: from peril, probably on the pattern of endanger