Synonyms for Alarmed:

adj.

astonished (adjective)
bewildered, gawking, confounded, astounded, Marveling, overwhelmed, wondering, astonished, appalled, fascinated, staring, aghast, dumbfounded.
fearful (adjective)
afraid.
frightened (adjective)
horrified, afraid, agitated, petrified, intimidated, startled, weak-kneed, aroused, jittery, rattled, terrified, terror-stricken, cowardly, Harrowed, scared, timid, lily-livered, anxious, frightened, fainthearted, unnerved, chicken-livered, paralyzed, apprehensive, scared stiff, fearful.

n.

innocuous, protective, avoidable, preventable, controllable, secure, sound, harmless, safe. panic-stricken, (with) your heart in your mouth. alarmed (noun)
afraid.

v.

alarmed (verb)
shocked, surprised, dismayed, Signaled.
frightened (verb)
haunted, panicked, disturbed, set on edge.
warned (verb)
threatened, Cautioned, advised, alerted.

Other synonyms:

panic-stricken. Other relevant words:
aroused, panic-stricken.

Usage examples for alarmed

  1. Still I endeavoured to profit by it, though not soon enough; for the first moment I was too much alarmed – Anna St. Ives by Thomas Holcroft
  2. Have I alarmed you? – The Queen of Hearts by Wilkie Collins Last Updated: January 3, 2009
  3. Old Mrs. Burton had become alarmed and was ready to tear the eyes out of Harry Clavering's head if Harry should be false to her daughter. – The Claverings by Anthony Trollope