sumvssumoTell them apart

Which to use

“sum” and “sumo” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#30,825
“sum” frequency rank
#45,896
“sumo” frequency rank
76721
confusion score

Side-by-Side Comparison

Feature sum sumo
Definition Unité monétaire utilisée en Ouzbékistan Sport de lutte japonais, consistant à faire sortir l’adversaire hors d’un cercle marquant la zone de lutte ou à le faire tomber.

Where the eye mixes sum and sumo

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

3 ch
sum
4 ch
sumo

Look-alike desk: sum vs sumo

A purely visual mix-up. sum (\sum\) and sumo (\sy.mo\) 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 extra letter(s) - “sum” sits inside “sumo”. Our composite confusion score for this pair is 76721, derived from the frequency rank of both members and their visual similarity.

sum is recorded at frequency rank #30,825, classified as anoun, pronounced \sum\. sumo is at rank #45,896, tagged as anoun, pronounced \sy.mo\.

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 76721, this pair ranks #30,340 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of sum vs sumo

Shared letters: msu. Private to "sum": -. Private to "sumo": o.

"sum" · 3 letters · shape CVC  ·  "sumo" · 4 letters · shape CVCV

Known mistypes of this pair

  • sumosmuo · ssumo · summo · suom · usmo

Frequently Asked Questions

Can "sum" and "sumo" be used interchangeably?
No. They are said differently (\sum\ versus \sy.mo\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "sum" vs "sumo" - which ranks higher?
"sum" is the more common of the two: it sits at frequency rank #30,825 in our French list, against #45,896 for "sumo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "sum" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sumo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #30,340 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "sum" and "sumo" also get mixed up with nearby pairs, the highest-scored neighbour is "sumo 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 #30,340 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