· pose a threat to; present a danger to; "The pollution is endangering the crops"
Synonym(s): endanger, jeopardize, jeopardise, menace, imperil, peril
· to utter intentions of injury or punishment against; "He threatened me when I tried to call the police"
Hypernym(s): warn
· to be a menacing indication of something; "The clouds threaten rain"; "Danger threatens"
Hypernym(s): bode, portend, auspicate, prognosticate, omen, presage, betoken, foreshadow, augur, foretell, prefigure, forecast, predict