fibvsfireWhich spelling fits?

Which to use

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

#43,642
“fib” frequency rank
#501
“fire” frequency rank
44143
confusion score

Side-by-Side Comparison

Feature fib fire
Definition A lie, especially one that is more or less inconsequential. A (usually self-sustaining) chemical reaction involving the bonding of oxygen with carbon or other fuel, with the production of heat and the presence of flame or smouldering.

Where the eye mixes fib and fire

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
fib
4 ch
fire

Why the eye confuses fib with fire

A purely visual mix-up. fib (/fɪb/) and fire (/ˈfaɪ.ə/) 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 44143, derived from the frequency rank of both members and their visual similarity.

fib is recorded at frequency rank #43,642, classified as anoun, pronounced /fɪb/. fire is at rank #501, tagged as anoun, pronounced /ˈfaɪ.ə/.

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 44143, this pair ranks #233,317 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of fib vs fire

Shared letters: fi. Private to "fib": b. Private to "fire": er.

"fib" · 3 letters · shape CVC  ·  "fire" · 4 letters · shape CVCV

Known mistypes of this pair

  • fireffire · fier · firre · frie · ifre

Frequently Asked Questions

Do "fib" and "fire" mean the same thing in a sentence?
No. They are said differently (/fɪb/ versus /ˈfaɪ.ə/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "fib" vs "fire" - which ranks higher?
"fire" is the more common of the two: it sits at frequency rank #501 in our English list, against #43,642 for "fib". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "fib" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "fire" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #233,317 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "fib" and "fire" also get mixed up with nearby pairs, the highest-scored neighbour is "fib vs foh". 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 #233,317 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