imperil /im-perˈil/ (formal)

To endanger

• preaches
• preachier
• preachiest
• preachified
• preachifies
• preachify
• preachifying
• preachily
• preachiness
• preachinesses
• preaching
• preaching-cross
• preaching-crosses
• preaching friar
• preaching friars
• preaching-house
• preaching-houses
• preachings
• preaching with a view
• preachment
• preachments
• preach to the choir
• preach up
• preachy
• preacing