This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

v. To expose to harm or danger; imperil.

v. To threaten with extinction.

v. To put (someone or something) in danger; to risk causing harm to.

v. To incur the hazard of; to risk; to run the risk of.

v. To put to hazard; to bring into danger or peril; to expose to loss or injury.

v. To incur the hazard of; to risk.

To bring into danger or peril; expose to loss or injury.

To put within the danger (of); bring within the power (of).

To incur the hazard of; cause or run the risk of.

Synonyms To hazard, risk, peril, imperil, jeopard.

v. pose a threat to; present a danger to

v. put in a dangerous, disadvantageous, or difficult position

"And when they had taken security of Jason and of the other -- "the others" -- probably making them deposit a money pledge that the preachers should not again endanger the public peace."

endangered    endangering    endangers   

exist    be   

risk    imperil    jeopardy    adventure    jeopardize    peril    hazard    compromise   

Granger    arranger    changer    danger    exchanger    granger    manger    ranger    stranger   

examine    trimorphic    level....it    monogastric    spacefaring    closely-allied    nonnative    polytypic    slave-making    ticklish