Synonyms of frighten in English:

frighten


See definition of frighten

verb

1‘she was frightened by the strange sounds outside’

SYNONYMS
scare, startle, alarm, terrify, petrify, shock, chill, appal, agitate, panic, throw into panic, fluster, ruffle, shake, disturb, disconcert, unnerve, unman, intimidate, terrorize, cow, daunt, dismay
fill someone with fear, strike terror into, put the fear of God into, chill someone's blood, chill someone to the bone, chill someone to the marrow, make someone's blood run cold, freeze someone's blood, make someone's flesh crawl, give someone goose pimples
informal scare the living daylights out of, scare stiff, scare someone out of their wits, scare witless, scare someone to death, scare someone half to death, scare the pants off, rattle, spook, make someone's hair stand on end, throw into a blue funk, make someone jump out of their skin
British informal put the wind up, give someone the heebie-jeebies, make someone's hair curl
Irish informal scare the bejesus out of
vulgar slang scare shitless
archaic affright
ANTONYMS

reassure, comfort