fear

/ˈfir/

noun

• an unpleasant emotion caused by the belief that someone or something is dangerous, likely to cause pain, or a threat.
  "drivers are threatening to quit their jobs in fear after a cabby's murder"
  synonyms: terror, fright, fearfulness, horror, alarm, panic, agitation, trepidation, dread, consternation, dismay, distress; More

verb

• be afraid of (someone or something) as likely to be dangerous, painful, or threatening.
  "he said he didn't care about life so why should he fear death?"
  synonyms: be afraid of, be fearful of, be scared of, be apprehensive of, dread, live in fear of, be terrified of; More