sturtvssuraWhich spelling fits?

Which to use

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

#45,104
“sturt” frequency rank
#49,659
“sura” frequency rank
94763
confusion score

Side-by-Side Comparison

Feature sturt sura
Definition In an embryo, an angle equal to two gons. If a mosaic forms in the embryo, the line passes between two organs with a probability, in percent, equal to the number of sturts between them. Any of the 114 chapters of the Quran.

Where the eye mixes sturt and sura

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. sturt runs 5 letters (CCVCC) against sura's 4 (CVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
sturt
4 ch
sura

Why the eye confuses sturt with sura

A purely visual mix-up. sturt (/stɜː(ɹ)t/) and sura (/ˈsʊə.ɹə/) 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 94763, derived from the frequency rank of both members and their visual similarity.

sturt is recorded at frequency rank #45,104, classified as anoun, pronounced /stɜː(ɹ)t/. sura is at rank #49,659, tagged as anoun, pronounced /ˈsʊə.ɹə/.

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 94763, this pair ranks #1,250 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of sturt vs sura

Shared letters: rsu. Private to "sturt": t. Private to "sura": a.

"sturt" · 5 letters · shape CCVCC  ·  "sura" · 4 letters · shape CVCV

Known mistypes of this pair

  • sturt ← ssturt · stturt · sturrt · sturtt · stutr · sutrt · tsurt
  • sura ← srua · ssura · suar · surra · usra

Frequently Asked Questions

Is swapping "sturt" for "sura" ever safe?
No. They are said differently (/stɜː(ɹ)t/ versus /ˈsʊə.ɹə/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "sturt" vs "sura" - which ranks higher?
"sturt" is the more common of the two: it sits at frequency rank #45,104 in our English list, against #49,659 for "sura". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "sturt" 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 #1,250 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sturt" and "sura" also get mixed up with nearby pairs, the highest-scored neighbour is "suds vs sura". 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 #1,250 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