reefvsrepWhich spelling fits?

Which to use

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

#9,240
“reef” frequency rank
#3,975
“rep” frequency rank
13215
confusion score

Side-by-Side Comparison

Feature reef rep
Definition A chain or range of rocks, sand, or coral lying at or near the surface of the water. Clipping of reputation.

Where the eye mixes reef and rep

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

4 ch
reef
3 ch
rep

Why the eye confuses reef with rep

A purely visual mix-up. reef (/ɹiːf/) and rep (/ɹɛp/) 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 13215, derived from the frequency rank of both members and their visual similarity.

reef is recorded at frequency rank #9,240, classified as anoun, pronounced /ɹiːf/. rep is at rank #3,975, tagged as anoun, pronounced /ɹɛp/.

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 13215, this pair ranks #477,099 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of reef vs rep

Shared letters: er. Private to "reef": f. Private to "rep": p.

"reef" · 4 letters · shape CVVC  ·  "rep" · 3 letters · shape CVC

Known mistypes of this pair

  • reeferef · reeff · refe · rreef

Frequently Asked Questions

Do "reef" and "rep" mean the same thing in a sentence?
No. They are said differently (/ɹiːf/ versus /ɹɛp/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "reef" or "rep"?
"rep" is the more common of the two: it sits at frequency rank #3,975 in our English list, against #9,240 for "reef". 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 "reef" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "rep" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #477,099 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "reef" and "rep" also get mixed up with nearby pairs, the highest-scored neighbour is "reef vs Rhee". 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 #477,099 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