Synonyms and Antonyms for Crucial

Following is a list of 150 synonym words and phrases that are related to crucial:

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3 Letter Words

bigkey

4 Letter Words

cruxmaingistverymuchhugefirmbulksinecorerootgood

5 Letter Words

polarbasicprimeacutefocalmajorgreatlargevitalgravehingetoughideal

6 Letter Words

utmostneededrulingurgentcrunchlitmusbasicstrickyuseful

7 Letter Words

pivotalprimaryessencefatefulextremeleadingdeemingtippingturningcapitalcentralrun-offseriousseminalvitallyoptimalhardest

8 Letter Words

relevantdecisivematerialcriticaldecidingcardinaldefinitedefiningvaluableultimateintegralrequiredresoluteenormouspressingdelicateabsoluteshowdownlandmarklinchpinlynchpinpossibleterrific

9 Letter Words

importantessentialof importmomentousprincipalmust-haveparamountstrategicnecessarysensitivepredicatedo-or-dieprominentdifficultwatershedcruciallytroublingtrickiestpertinent

10 Letter Words

importanceimperativedefinitiveessentialsconclusiveprimordialabsolutelyoverridingperemptorycompellinginvaluableinevitableunderlyingworthwhilebeneficialcrucialityremarkablenoteworthy

11 Letter Words

determinantdeterminingsignificantsubstantialsubstantivefundamentalpre-eminentlife-savingdispositiveunavoidableinescapablecentralisedoverarchingproblematicimportantlyunimportantchallenging

12 Letter Words

instrumentalconsiderablefar-reachingfoundationalprerequisitetranscendentinconclusiveallimportantadvantageous

13 Letter Words

all-importantdeterminativeall importantmake-or-breakindispensableirreplaceableindispensibleproblematical

14 Letter Words

of the essencetranscendental

16 Letter Words

mission-critical

Using this list of similar-meaning words, you can choose the best synonyms to replace crucial in your sentences.

Additionally, you'll find antonyms included, perfect for when you need the complete opposite meaning of crucial in your writing.