Synonyms for important
ɪmˈpɔr tntim·por·tant

Complete Dictionary of Synonyms and AntonymsRate these synonyms:3.4 / 7 votes

1. important

   Synonyms:
   significant, expressive, relevant, main, leading, considerable, great, dignified, influential, weighty, momentous, material, grave, essential

   Antonyms:
   insignificant, trivial, inexpressive, irrelevant, inconsiderable, petty, mean, uninfluential, secondary, unimportant, minor

Princeton's WordNetRate these synonyms:2.6 / 5 votes

1. important, of importadjective

   of great significance or value

   "important people"; "the important questions of the day"

   Synonyms:
   authoritative, crucial, significant, of import

   Antonyms:
   lightweight, immaterial, fiddling, indifferent, unimportant, uninfluential, little, piffling, piddling, modest, potty, lilliputian, inconsequent, nickel-and-dime, inconsequential, petty, small-time, footling, picayune, trivial, niggling

2. significant, importantadjective

   important in effect or meaning

   "a significant change in tax laws"; "a significant change in the Constitution"; "a significant contribution"; "significant details"; "statistically significant"

   Synonyms:
   substantial, significant, meaning(a), of import, pregnant, authoritative, crucial

   Antonyms:
   footling, immaterial, piffling, lilliputian, unimportant, small-time, nickel-and-dime, modest, inconsequent, little, niggling, inconsequential, fiddling, lightweight, trivial, piddling, uninfluential, indifferent, potty, petty, picayune

3. crucial, importantadjective

   of extreme importance; vital to the resolution of a crisis

   "a crucial moment in his career"; "a crucial election"; "a crucial issue for women"

   Synonyms:
   essential, all important(p), all-important(a), significant, of import, authoritative, crucial, of the essence(p)

   Antonyms:
   piddling, potty, inconsequential, small-time, lightweight, trivial, fiddling, piffling, immaterial, nickel-and-dime, little, lilliputian, inconsequent, niggling, uninfluential, indifferent, modest, petty, picayune, unimportant, footling

4. authoritative, importantadjective

   having authority or ascendancy or influence

   "an important official"; "the captain's authoritative manner"

   Synonyms:
   authorised, significant, classic, authorized, of import, crucial, authoritative, definitive, classical

   Antonyms:
   uninfluential, little, trivial, unimportant, footling, potty, niggling, modest, nickel-and-dime, inconsequent, picayune, small-time, piddling, inconsequential, immaterial, petty, indifferent, fiddling, lightweight, piffling, lilliputian

5. importantadjective

   having or suggesting a consciousness of high position

   "recited the decree with an important air"; "took long important strides in the direction of his office"

   Synonyms:
   authoritative, crucial, significant, of import

   Antonyms:
   nickel-and-dime, inconsequent, small-time, inconsequential, piffling, fiddling, little, trivial, indifferent, niggling, modest, potty, footling, petty, piddling, immaterial, lilliputian, picayune, lightweight, uninfluential, unimportant

Editors ContributionRate these synonyms:0.0 / 0 votes

1. necessary

   every other thesaurus lists necessary as one synonym, and cambridge dictionary defines important as “necessary or of great value.”

   “eating is one of the most important things we do, because it’s necessary for life.”

   Submitted by SubHub3507 on May 25, 2021  

Dictionary of English SynonymesRate these synonyms:3.0 / 3 votes

1. importantadjective

   Synonyms:
   weighty, momentous, grave, serious, material, significant, of importance, of moment, of great weight

Synonyms, Antonyms & Associated WordsRate these synonyms:5.0 / 1 vote

1. importantadjective

   Synonyms:
   momentous, material, essential, pompous, consequential

PPDB, the paraphrase databaseRate these paraphrases:4.0 / 1 vote

1. List of paraphrases for "important":

   significant, major, importance, substantial, essential, large, vital, key, crucial, importantly, considerable, critical, significance, notices, prominent, great, relevant, valuable, serious, significant, big, sizeable, elham, fundamental, meaningful, main, ilham, strong, extensive, momentous, high, notable

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How to use important in a sentence?

1. Barry Lynn:

   This is extraordinarily important - one of the few remaining restrictions on campaign spending.

2. Scott Becker:

   To me, the most important part is that they are following through on the FESAP recommendations of greater transparency. Also good to know there were no losses or thefts of select agents this year.

3. Wu Qiang:

   Given the political climate, his speaking out itself is an important act -- and a veiled criticism against Xi.

4. Emily Knudsen:

   Many facts presented by the agency differed from what ended up being true, the most important one being that the boy's mother actually, desperately, wanted to keep her son, the biggest thing that got our wheels turning was when [the agency] told us that 'for reasons they couldn't get into' our adoption process was going to be on hold for a while.

5. Thomas House:

   Timing closures so that they come just before a peak is the most important determinant of success, but it is hard to estimate exactly where a peak will come in advance.