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Definitions

action

[ak-shuhn] / ˈæk ʃən /
NOUN
something done
Synonyms
STRONGEST
activity deal force life movement operation plan process reaction response
STRONG
agility alacrity alertness animation ballgame bit business bustle commotion dash energy enterprise flurry functioning game happening hoopla hopper industry liveliness motion occupation power proposition racket rush scene spirit stir stunt turmoil vigor vim vitality vivacity
WEAK
big idea in the works
Antonyms
STRONGEST
idleness inaction inactivity
STRONG
calm calmness dullness harmony indolence laziness lethargy peace quiet repose rest slowness stillness
WEAK
apathy inertia stoppage
NOUN
individual deed
Synonyms
STRONGEST
act effort exercise maneuver move operation performance procedure step
STRONG
accomplishment achievement dealings doing enterprise execution exertion exploit feat handiwork manipulation stroke thrust transaction undertaking
NOUN
a legal process
Synonyms
STRONGEST
case claim lawsuit litigation proceeding prosecution suit
STRONG
cause
NOUN
an aggressive military deed
Synonyms
STRONGEST
conflict fight fighting
STRONG
battle combat contest encounter engagement fray skirmish warfare
Antonyms
STRONGEST
peace
STRONG
agreement harmony retreat surrender truce
WEAK
cessation

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.

Washington, D.C. took a similar action in November.

From Barron's • May 13, 2026

Samsung said it regretted the union’s action, which it said causes concern and anxiety not only to the company but also to shareholders and the public.

From The Wall Street Journal • May 13, 2026

At one point in April, 10 vessels from its 32-strong ferry fleet were out of action due to technical faults, annual overhauls or crewing issues.

From BBC • May 13, 2026

Randall Kroszner, who served as a Fed governor alongside Warsh in the early 2000s, thinks Warsh will press for action.

From MarketWatch • May 13, 2026

For one thing, he practically took me out as he charged away from the action at the rail of the ship.

From "Glitch" by Laura Martin

Vocabulary lists containing action

TEKS ELAR Academic Vocabulary List (5th-7th grades)

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 Core Grade 6, 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!

Common Core Grade 5, List 1

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!