Synonyms of alarming in English:

alarming


See definition of alarming

adjective

1‘infant mortality is rising at an alarming rate’

SYNONYMS

frightening, startling, unnerving, shocking, hair-raising

distressing, upsetting, disconcerting, perturbing, dismaying, disquieting, daunting, disturbing, harrowing

fearsome, dreadful, monstrous, forbidding, appalling, chilling, terrifying, petrifying

informal scary

ANTONYMS

reassuring