Thesaurus.com
Dictionary.com
Definitions

alarm

[uh-lahrm] / əˈlɑrm /
NOUN
feeling of sudden fear
Synonyms
STRONGEST
anxiety apprehension consternation dismay dread horror nervousness panic scare tension terror trepidation unease uneasiness
STRONG
distress fright strain stress
WEAK
cold feet
Antonyms
STRONGEST
assurance calm calmness collectedness composure confidence contentment ease encouragement happiness peace tranquility
STRONG
health
WEAK
quietness repose security
NOUN
warning, signaling device
Synonyms
STRONGEST
alert buzzer caution cry signal warning whistle
STRONG
Mayday SOS bell blast call clock drum flap flash forewarning gong horn nod scramble scream shout sign siren squeal tip tocsin trumpet wink yell
WEAK
high sign tip off
Antonyms
WEAK
assurance calmness composure confidence peace quietness repose security
VERB
upset
Synonyms
STRONGEST
amaze astonish daunt dismay frighten scare startle surprise terrify unnerve
STRONG
chill distress panic spook
WEAK
give a turn make jump scare silly scare stiff scare to death
Antonyms
STRONGEST
calm comfort encourage expect
WEAK
assure gladden reassure repose soothe

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

An alternative is that civil servants were reluctant to raise the alarm about Mr. Mandelson because Mr. Starmer already had announced the appointment and withdrawing it would have been embarrassing.

From The Wall Street Journal • Apr. 20, 2026

Naindeep Singh and other community members have approached Fresno police and federal agents to raise the alarm about the extortion attempts.

From Los Angeles Times • Apr. 18, 2026

This meant they could avoid triggering some burglar alarm systems which only covered downstairs floors.

From BBC • Apr. 14, 2026

Fox responded on social media in a post that leaned into the absurdity of the situation rather than alarm.

From Salon • Apr. 11, 2026

Something about him triggered an alarm in Paris, who picked up speed.

From "City Spies" by James Ponti

Vocabulary lists containing alarm

Words inspired by "Inside Out"

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

Common Five-letter Words for Wordle, List 1

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Yikes! Synonyms for "Scared"

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!