imperil /im-perˈil/ (formal)

To endanger

imperˈilment noun

• supernormalities
• supernormality
• supernormally
• supernova
• supernovae
• supernovas
• supernumeraries
• supernumerary
• supernurse
• superoctave
• superoctaves
• superorder
• superorders
• superordinal
• superordinary
• superordinate
• superordinated
• superordinates
• superordinating
• superordination
• superorganic
• superorganism
• superorganisms
• superovulate
• superovulated