predictionvspredictorTell them apart

Which to use

“prediction” and “predictor” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#7,595
“prediction” frequency rank
#24,870
“predictor” frequency rank
32465
confusion score

Side-by-Side Comparison

Feature prediction predictor
Definition A statement of what will happen in the future. Something that anticipates, predicts, or foretells.

Where the eye mixes prediction and predictor

Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.

10 ch
prediction
9 ch
predictor

Look-alike desk: prediction vs predictor

A purely visual mix-up. prediction (/pɹɪˈdɪkʃən/) and predictor (/pɹɪˈdɪk.tə/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 32465, derived from the frequency rank of both members and their visual similarity.

prediction is recorded at frequency rank #7,595, classified as anoun, pronounced /pɹɪˈdɪkʃən/. predictor is at rank #24,870, tagged as anoun, pronounced /pɹɪˈdɪk.tə/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 32465, this pair ranks #337,574 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of prediction vs predictor

Shared letters: cdeioprt. Private to "prediction": n. Private to "predictor": -.

"prediction" · 10 letters · shape CCVCVCCVVC  ·  "predictor" · 9 letters · shape CCVCVCCVC

Known mistypes of this pair

  • predictionperdiction · pprediction · prdeiction · predcition · preddiction · predicction · prediciton · predicsion
  • predictorperdictor · ppredictor · prdeictor · predcitor · preddictor · predicctor · predicotr · predictorr

Frequently Asked Questions

Is swapping "prediction" for "predictor" ever safe?
No. They are said differently (/pɹɪˈdɪkʃən/ versus /pɹɪˈdɪk.tə/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "prediction" or "predictor"?
"prediction" is the more common of the two: it sits at frequency rank #7,595 in our English list, against #24,870 for "predictor". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "prediction" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "predictor" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #337,574 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "prediction" and "predictor" also get mixed up with nearby pairs, the highest-scored neighbour is "predation vs prediction". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #337,574 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list