spasvsspinWhich spelling fits?

Which to use

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

#42,628
“spas” frequency rank
#17,275
“spin” frequency rank
59903
confusion score

Side-by-Side Comparison

Feature spas spin
Definition Pluriel de spa. Propriété quantique intrinsèque associée à chaque particule, qui est caractéristique de la nature de la particule, au même titre que sa masse et sa charge électrique, et qui s’apparente à la quantité de mouvement angulaire sans l’être.

Where the eye mixes spas and spin

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

4 ch
spas
4 ch
spin

Look-alike desk: spas vs spin

A purely visual mix-up. spas (\spa\) and spin (\spin\) 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 59903, derived from the frequency rank of both members and their visual similarity.

spas is recorded at frequency rank #42,628, classified as anoun, pronounced \spa\. spin is at rank #17,275, tagged as anoun, pronounced \spin\.

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 59903, this pair ranks #100,556 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of spas vs spin

Shared letters: ps. Private to "spas": a. Private to "spin": in.

"spas" · 4 letters · shape CCVC  ·  "spin" · 4 letters · shape CCVC

Known mistypes of this pair

  • spassaps · spass · sppas · spsa · sspas
  • spinpsin · sipn · spinn · spni · sppin · sspin

Frequently Asked Questions

Can "spas" and "spin" be used interchangeably?
No. They are said differently (\spa\ versus \spin\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "spas" or "spin"?
"spin" is the more common of the two: it sits at frequency rank #17,275 in our French list, against #42,628 for "spas". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "spas" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "spin" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #100,556 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "spas" and "spin" also get mixed up with nearby pairs, the highest-scored neighbour is "spas vs stase". 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 #100,556 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