deflatevsdeviateWhich spelling fits?

Which to use

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

#46,415
“deflate” frequency rank
#26,751
“deviate” frequency rank
73166
confusion score

Side-by-Side Comparison

Feature deflate deviate
Definition To remove air or some other gas from within an elastic container, e.g. a balloon or tyre. To go off course from; to change course; to change plans.

Where the eye mixes deflate and deviate

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

7 ch
deflate
7 ch
deviate

Visual trap between deflate and deviate

A purely visual mix-up. deflate (/diːˈfleɪt/) and deviate (/ˈdiː.vi.eɪt/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 73166, derived from the frequency rank of both members and their visual similarity.

deflate is recorded at frequency rank #46,415, classified as averb, pronounced /diːˈfleɪt/. deviate is at rank #26,751, tagged as averb, pronounced /ˈdiː.vi.eɪt/.

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 73166, this pair ranks #40,529 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of deflate vs deviate

Shared letters: adet. Private to "deflate": fl. Private to "deviate": iv.

"deflate" · 7 letters · shape CVCCVCV  ·  "deviate" · 7 letters · shape CVCVVCV

Known mistypes of this pair

  • deflateddeflate · defalte · defflate · deflaet · deflatte · defllate · defltae · delfate
  • deviateddeviate · deivate · devaite · deviaet · deviatte · devitae · devviate · dveiate

Frequently Asked Questions

Do "deflate" and "deviate" mean the same thing in a sentence?
No. They are said differently (/diːˈfleɪt/ versus /ˈdiː.vi.eɪt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "deflate" or "deviate"?
"deviate" is the more common of the two: it sits at frequency rank #26,751 in our English list, against #46,415 for "deflate". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "deflate" and "deviate" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "deflate" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "deviate" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #40,529 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "deflate" and "deviate" also get mixed up with nearby pairs, the highest-scored neighbour is "deflate vs deplete". 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 #40,529 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