fear
/fɪəɹ/

noun
1.
an unpleasant emotion caused by the belief that someone or something is dangerous, likely to cause pain, or a threat.
"the girl felt a shiver run down her spine, fear running through her veins as she stared at the face in her window"
synonyms:	terror, fright, fearfulness, horror, alarm, panic, agitation, trepidation, dread, consternation, dismay, distress

verb
1.
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