Past Tenses
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knows for certain synonyms

Trying to find another word for knows for certain in English? No problem. Our thesaurus contains synonyms of knows for certain in 19 different contexts. We have listed all the similar and related words for knows for certain alphabetically.

  • catch on
  • check
  • check out
  • check up on
  • confirm
  • determine
  • dig
  • discover
  • divine
  • double-check
  • establish
  • eye
  • eyeball
  • find out
  • fix
  • get down cold
  • get down pat
  • get hold of
  • assure
  • cap
  • conclude
  • confirm
  • decide
  • determine
  • seal
  • seize
  • set
  • settle
  • sew up
  • verify
  • appreciate
  • apprehend
  • assimilate
  • capiche
  • catch
  • click
  • cognize
  • conceive
  • dig
  • discern
  • envisage
  • envision
  • fathom
  • get
  • get the picture
  • gotcha
  • grasp
  • have
  • add up
  • analyze
  • assume
  • be afraid
  • boil down
  • cogitate
  • collect
  • conceive
  • conclude
  • consider
  • deduct
  • deem
  • derive
  • draw
  • fancy
  • figure
  • gather
  • glean
  • actuate
  • arbitrate
  • call the shots
  • cinch
  • clinch
  • complete
  • dispose
  • drive
  • end
  • figure
  • finish
  • fix upon
  • halt
  • impel
  • incline
  • induce
  • move
  • nail down
  • antithesize
  • characterize
  • comprehend
  • contrast
  • demarcate
  • discern
  • discrepate
  • discriminate
  • extricate
  • individualize
  • individuate
  • know
  • know what's what
  • mark
  • mark off
  • redline
  • separate
  • set apart
  • ascertain
  • bring to light
  • catch
  • come across
  • come upon
  • conceive
  • contrive
  • debunk
  • design
  • detect
  • determine
  • devise
  • dig up
  • discern
  • disclose
  • distinguish
  • elicit
  • espy
  • be bigot
  • be partial
  • contradistinguish
  • disfavor
  • favor
  • hate
  • incline
  • judge
  • segregate
  • separate
  • set apart
  • show bias
  • single out
  • treat as inferior
  • treat differently
  • victimize
  • analyze
  • ascertain
  • categorize
  • characterize
  • classify
  • collate
  • decide
  • demarcate
  • determinate
  • determine
  • diagnose
  • diagnosticate
  • differentiate
  • discriminate
  • divide
  • estimate
  • extricate
  • figure out
  • all-powerful
  • almighty
  • ambrosial
  • angelic
  • anointed
  • beatific
  • beautiful
  • blissful
  • celestial
  • consecrated
  • deific
  • deistic
  • eternal
  • exalted
  • excellent
  • glorious
  • godly
  • hallowed
  • ascertain
  • catch
  • catch on
  • detect
  • determine
  • disclose
  • divine
  • expose
  • hear
  • identify
  • note
  • observe
  • perceive
  • realize
  • reveal
  • see
  • uncover
  • unearth
  • analyze
  • button down
  • card
  • catalog
  • classify
  • describe
  • determinate
  • determine
  • diagnose
  • diagnosticate
  • distinguish
  • establish
  • find
  • make out
  • name
  • peg
  • pick out
  • pinpoint
  • apperceive
  • appreciate
  • apprehend
  • be acquainted
  • be cognizant
  • be conversant in
  • be informed
  • be learned
  • be master of
  • be read
  • be schooled
  • be versed
  • cognize
  • comprehend
  • differentiate
  • discern
  • discriminate
  • distinguish
  • ascertain
  • be sure
  • clinch
  • comprehend
  • deduce
  • determine
  • differentiate
  • discover
  • discriminate
  • distinguish
  • divine
  • find out
  • identify
  • know
  • learn
  • make out
  • perceive
  • recognize
  • apprentice
  • attain
  • be taught
  • be trained
  • become able
  • become versed
  • brush up on
  • burn midnight oil
  • commit to memory
  • con
  • crack the books
  • cram
  • determine
  • drink in
  • enroll
  • gain
  • get
  • get down pat
  • detect
  • discern
  • discover
  • distinguish
  • espy
  • notice
  • observe
  • perceive
  • remark
  • apperceive
  • apprehend
  • be aware of
  • behold
  • descry
  • discern
  • discover
  • distinguish
  • divine
  • espy
  • feel
  • grasp
  • identify
  • look
  • make out
  • mark
  • mind
  • note
  • admit
  • be familiar
  • button down
  • descry
  • determinate
  • diagnose
  • diagnosticate
  • distinguish
  • espy
  • finger
  • flash on
  • know
  • know again
  • make
  • make out
  • nail
  • note
  • notice
  • be apprised of
  • beam
  • behold
  • catch a glimpse of
  • catch sight of
  • clock
  • contemplate
  • descry
  • detect
  • discern
  • distinguish
  • espy
  • examine
  • eye
  • flash
  • gape
  • gawk
  • gaze

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