Synonyms of important
34 similar words · 10 opposite words
Another word for important is key. Other synonyms of important are historic, crucial, central, essential and relevant. The opposite of important is insignificant.
Synonyms and similar words for important
adjectiveMore synonyms
- significant
- weightyImportant; serious; not trivial or petty.
- keyIndispensable, supremely important.
- bigImportant or significant.
- centralBeing very important, or key to something.
- consequentialHaving significant consequences; of importance.
- criticalExtremely important.
- crucialEssential or decisive for determining the outcome or future of something; extremely important; vital.
- epochfulImportant, momentous.
- essentialVery important; of high importance.
- extraordinary
- fateful
- heavy
- pivotal
- high on the totem poleAccorded relatively high importance.
- historicVery important; noteworthy: having importance or significance in history.
- innegligibleNot negligible.
- life-or-death
- meaningful
- necessary
- notedWell known because of one's reputation; famous, celebrated.
- noticeable
- observable
- outstanding
- paramount
- pertinentImportant with regard to (a subject or matter); pertaining; relevant.
- relevantDirectly related, connected, or pertinent, with important ramifications or implications.
- remarkable
- salient
- unignorableThat cannot be ignored.
- valuable
- vitalVery important.
- fatefraught archaic, rareFateful.
- fatesome rareCharacterised or marked by fate; fateful.
Opposite of important
adjectiveMore antonyms
- negligibleAble to be neglected, ignored or excluded from consideration; too small or unimportant to be of concern.
- ignorableInsignificant or trivial enough to be ignored.
- petty
- slight
- unimportantPetty; not important or noteworthy.
- inconsequential
- insignificantNot significant; not important, inconsequential, or having no noticeable effect.
- minor
- trivial
- unremarkableNot remarkable.
Meaning of important
- adjective Having relevant and crucial value; having import.
- adjective Pompous; self-important.
important in other languages
Questions about synonyms of important
- What is another word for important?
- Important has 34 synonyms on Word.ws, such as key, historic, crucial, central, essential, relevant, critical and pertinent.
- What is the opposite of important?
- The opposite of important is insignificant. Other antonyms of important are unimportant, ignorable, negligible and unremarkable.
- What does important mean?
- Important means having relevant and crucial value; having import.
Source and license
Adapted from Wiktionary: important (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.
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Cite this page: “Synonyms of important.” Word.ws, https://word.ws/synonyms/important. Based on Wiktionary, CC BY-SA 4.0.