seu vs spi, What's the Difference?

Which to use

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

#35,274
“seu” frequency rank: #49,369
“spi” frequency rank: 84643
confusion score

Side-by-Side Comparison

Feature	seu	spi
Definition	Sa, son.	Spirituel (au sens religieux).

Letter map: seu vs spi

Shared letters muted; letters that set seu and spi apart highlighted. Shared run: 1. seu (CVV) and spi (CCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

3 ch

seu

3 ch

spi

Corpus notes: seu and spi

seu and spi are indexed as a confusable French pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 84643, derived from the frequency rank of both members and their visual similarity.

seu is recorded at frequency rank #35,274, classified as anadj. spi is at rank #49,369, tagged as anadj, pronounced \spi\.

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 84643, this pair ranks #12,616 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of seu vs spi

Shared letters: s. Private to "seu": eu. Private to "spi": ip.

"seu" · 3 letters · shape CVV · "spi" · 3 letters · shape CCV

Frequently Asked Questions

Is swapping "seu" for "spi" ever safe?

No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.

In ordinary French text, does "seu" or "spi" show up more?

"seu" is the more common of the two: it sits at frequency rank #35,274 in our French list, against #49,369 for "spi". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "seu" and "spi".

Full dictionary entry for "seu" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "spi" - compare definitions side by side with the headword page. Word entry
This pair ranks #12,616 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
"seu" and "spi" also get mixed up with nearby pairs, the highest-scored neighbour is "spi vs suu". Nearby pair

Confusion rank #12,616 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.