Past Tenses
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serious synonyms

Trying to find another word for serious in English? No problem. Our thesaurus contains synonyms of serious in 39 different contexts. We have listed all the similar and related words for serious alphabetically.

  • ascetic
  • astringent
  • cold
  • earnest
  • exacting
  • forbidding
  • formal
  • grave
  • apprenticed
  • articled
  • bent
  • bounden
  • certain
  • coerced
  • compelled
  • constrained
  • determined
  • driven
  • hell-bent
  • intent
  • obsessed
  • persistent
  • relentless
  • resolute
  • accomplished
  • careful
  • concentrated
  • correct
  • diligent
  • direct
  • disciplined
  • earnest
  • deadpan
  • dignified
  • dour
  • dull
  • earnest
  • grim
  • grim-faced
  • heavy
  • attentive
  • cogitative
  • in brown study
  • intent
  • introspective
  • lost
  • meditative
  • musing
  • blank
  • impassive
  • nobody home
  • poker-faced
  • serious
  • stony
  • straight-faced
  • unreadable
  • advised
  • aforethought
  • calculated
  • careful
  • cautious
  • cold-blooded
  • conscious
  • considered
  • bent
  • bent on
  • buckled down
  • constant
  • decided
  • decisive
  • dogged
  • earnest
  • cheerless
  • defeatist
  • dejected
  • dispirited
  • gloomy
  • hopeless
  • negative
  • unhappy
  • ardent
  • busy
  • devoted
  • diligent
  • eager
  • fervent
  • fervid
  • heartfelt
  • black
  • bleak
  • dark
  • deathlike
  • dirgelike
  • disheartening
  • dismal
  • doleful
  • -carat
  • 24-carat
  • absolute
  • accurate
  • actual
  • bona fide
  • certain
  • demonstrable
  • accomplish
  • achieve
  • begin
  • carry on
  • carry out
  • consummate
  • cook
  • create
  • cold sober
  • deadpan
  • dignified
  • dour
  • dull
  • earnest
  • grim
  • grim-faced
  • austere
  • barbarous
  • bleak
  • cantankerous
  • churlish
  • crabbed
  • cruel
  • crusty
  • above-board
  • authentic
  • bona fide
  • conscientious
  • decent
  • direct
  • equitable
  • ethical
  • absorbed
  • alert
  • attending
  • attentive
  • bent
  • bound
  • committed
  • concentrated
  • cold sober
  • deadpan
  • dignified
  • dour
  • dull
  • earnest
  • grim
  • grim-faced
  • awake
  • aware
  • cogitative
  • introspective
  • lucubratory
  • musing
  • pensive
  • philosophical
  • businesslike
  • demanding
  • direct
  • efficient
  • grave
  • hard
  • practical
  • rigid
  • absorbed
  • abstracted
  • attentive
  • cogitative
  • contemplative
  • dreamy
  • grave
  • musing
  • blank
  • dead
  • deadpan
  • dull
  • empty
  • fish-eyed
  • impassive
  • inexpressive
  • cogitating
  • contemplative
  • deliberate
  • meditative
  • pensive
  • pondering
  • reasoning
  • ruminative
  • adamant
  • bold
  • constant
  • courageous
  • dead set on
  • decided
  • dogged
  • faithful
  • agree
  • analyze
  • anatomize
  • answer
  • break
  • break down
  • choose
  • clear up
  • cold sober
  • composed
  • cool
  • cool as cucumber
  • decorous
  • deliberate
  • demure
  • dignified
  • agreed
  • appointed
  • arranged
  • bent
  • certain
  • concluded
  • confirmed
  • customary
  • astringent
  • austere
  • biting
  • caustic
  • close
  • cold
  • cruel
  • cutting
  • aboveboard
  • actual
  • artless
  • bona fide
  • candid
  • dead-level
  • dear
  • devout
  • abstaining
  • abstemious
  • abstinent
  • ascetic
  • calm
  • clear-headed
  • cold sober
  • continent
  • austere
  • brooding
  • cold sober
  • deliberate
  • dignified
  • downbeat
  • earnest
  • funereal
  • calm
  • cold sober
  • collected
  • composed
  • cool
  • decorous
  • demure
  • dignified
  • abiding
  • brick-wall
  • certain
  • changeless
  • constant
  • durable
  • enduring
  • equable
  • ascetic
  • astringent
  • austere
  • bitter
  • bullheaded
  • by the book
  • cruel
  • disciplinary
  • anxious
  • astute
  • attentive
  • aware
  • benign
  • canny
  • careful
  • cautious
  • austere
  • bound
  • bound and determined
  • businesslike
  • cold sober
  • contemplative
  • deadpan
  • deliberate
  • cold sober
  • deadpan
  • dignified
  • dour
  • dull
  • earnest
  • grim
  • grim-faced
  • burdensome
  • cumbersome
  • cumbrous
  • dense
  • fat
  • fleshy
  • hefty
  • massive

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