sumvssuraWhat's the difference?

Which to use

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

#27,789
“sum” frequency rank
#44,474
“sura” frequency rank
72263
confusion score

Side-by-Side Comparison

Feature sum sura
Definition Suma, adición. Cada uno de los 114 capítulos en que se divide el Corán, a su vez divididos en ayas o versículos.

Where the eye mixes sum and sura

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

3 ch
sum
4 ch
sura

Why the eye confuses sum with sura

A purely visual mix-up. sum ([sʌm]) and sura ([ˈsuɾa]) 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 72263, derived from the frequency rank of both members and their visual similarity.

sum is recorded at frequency rank #27,789, classified as anoun, pronounced [sʌm]. sura is at rank #44,474, tagged as anoun, pronounced [ˈsuɾa].

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 72263, this pair ranks #25,754 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.

Orthographic DNA of sum vs sura

Shared letters: su. Private to "sum": m. Private to "sura": ar.

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

Known mistypes of this pair

  • surasrua · ssura · surra

Frequently Asked Questions

Do "sum" and "sura" mean the same thing in a sentence?
No. They are said differently ([sʌm] versus [ˈsuɾa]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "sum" vs "sura" - which ranks higher?
"sum" is the more common of the two: it sits at frequency rank #27,789 in our Spanish list, against #44,474 for "sura". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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 "sura" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #25,754 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "sum" and "sura" also get mixed up with nearby pairs, the highest-scored neighbour is "sura vs Syria". 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 #25,754 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list