b
This phrase could suggest a potential sign of trouble or danger looming ahead or a caution to be extra vigilant or aware of your surroundings. It may serve as a reminder to trust your instincts and take necessary precautions in the face of uncertainty.
No, an omen is a sign, which can mean good, bad, dangerous, etc. And a warning is something that is going to happen. For example the clouds are dark grey, that is a warning that a storm is coming. A omen is something religious and can be and mean different things to different people.
An omen is something that is believed to be a sign or warning of something that will happen in the future. If a black cat crosses your path, that is supposed to be a sign of bad luck. In Japan, the opposite is true.
Cautions is a plural noun. Another noun to use might be: -"warns" -"warning" -"cautioning" -"omen"
Thesauruses and dictionaries do not seem to mention what the antonym of an omen is, but they do mention that and omen is a "sign of something to come." So, if an omen means to predict something that has not happened yet, then the opposite of an omen would either be to predict what has happened long ago or something that has already happened.
it means enough enough or more than enough large, accomidating
Calpurnia believes that her dream is a bad omen and a warning that something terrible will happen. She urges Caesar not to go to the Senate because of her dream.
There have been at least five Omen films. The Omen(1976), Damien: Omen II (1978), Omen III: The Final Conflict (1981), Omen IV: The Awakening (1991) (TV) and The Omen (2006), which is a remake of the first movie.
Omen
It depends on context. "The meteors were an omen of pending disaster" or "the patrol's appearance was an omen of more to come" are both acceptable.
augury, foreboding, harbinger, indication, portent, premonition, presage, prophecy, straw, warning, writing on the wall*, auspice, bodement, boding, foretoken, prognostic, prognostication