sousvsspudWhich spelling fits?

Which to use

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

#25,213
“sous” frequency rank
#42,419
“spud” frequency rank
67632
confusion score

Side-by-Side Comparison

Feature sous spud
Definition plural of sou A potato.

Where the eye mixes sous and spud

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

4 ch
sous
4 ch
spud

Why the eye confuses sous with spud

A purely visual mix-up. sous (/suːz/) and spud (/spʌd/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 67632, derived from the frequency rank of both members and their visual similarity.

sous is recorded at frequency rank #25,213, classified as anoun, pronounced /suːz/. spud is at rank #42,419, tagged as anoun, pronounced /spʌd/.

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 67632, this pair ranks #62,457 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of sous vs spud

Shared letters: su. Private to "sous": o. Private to "spud": dp.

"sous" · 4 letters · shape CVVC  ·  "spud" · 4 letters · shape CCVC

Known mistypes of this pair

  • sousosus · sosu · souss · ssous · suos
  • spudpsud · spdu · sppud · spudd · sspud · supd

Frequently Asked Questions

Is swapping "sous" for "spud" ever safe?
No. They are said differently (/suːz/ versus /spʌd/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "sous" vs "spud" - which ranks higher?
"sous" is the more common of the two: it sits at frequency rank #25,213 in our English list, against #42,419 for "spud". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "sous" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "spud" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #62,457 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "sous" and "spud" also get mixed up with nearby pairs, the highest-scored neighbour is "spud vs suds". 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 #62,457 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