supvssurfWhich spelling fits?

Quick tell: sup is a intj, surf is a noun, so they fill different roles in a sentence.

Which to use

“sup” is an intj and “surf” is a noun - they look or sound alike but fill different roles in a sentence.

#10,952
“sup” frequency rank
#11,311
“surf” frequency rank
22263
confusion score

Side-by-Side Comparison

Feature sup surf
Definition Super Sport consistant à glisser sur la mer ou la neige avec une planche.

Where the eye mixes sup and surf

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

3 ch
sup
4 ch
surf

Visual trap between sup and surf

These two trip readers on the page rather than in the ear: sup is \syp\ while surf is \sœʁf\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (intj vs noun), which is usually the fastest check. Our composite confusion score for this pair is 22263, derived from the frequency rank of both members and their visual similarity.

sup is recorded at frequency rank #10,952, classified as anintj, pronounced \syp\. surf is at rank #11,311, tagged as anoun, pronounced \sœʁf\.

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 22263, this pair ranks #358,951 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of sup vs surf

Shared letters: su. Private to "sup": p. Private to "surf": fr.

"sup" · 3 letters · shape CVC  ·  "surf" · 4 letters · shape CVCC

Known mistypes of this pair

  • surfsruf · ssurf · sufr · surff · surrf · usrf

Frequently Asked Questions

Is swapping "sup" for "surf" ever safe?
No - they are not even the same part of speech. "sup" is an intj and "surf" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sup" or "surf"?
"sup" is the more common of the two: it sits at frequency rank #10,952 in our French list, against #11,311 for "surf". 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 "sup" and "surf" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "sup" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "surf" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #358,951 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "sup" and "surf" also get mixed up with nearby pairs, the highest-scored neighbour is "surf vs suu". 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 #358,951 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list