saysvsSDISWhich spelling fits?

Quick tell: says is a verb, SDIS is a noun, so they fill different roles in a sentence.

Which to use

“says” is a verb and “SDIS” is a noun - they look or sound alike but fill different roles in a sentence.

#42,038
“says” frequency rank
#44,180
“SDIS” frequency rank
86218
confusion score

Side-by-Side Comparison

Feature says SDIS
Definition Troisième personne du singulier du présent de say. Service départemental d’incendie et de secours, chargé dans un département d’analyser les risques et d’organiser les services de secours.

Letter map: says vs SDIS

Shared letters muted; letters that set says and SDIS apart highlighted. Shared run: 2. says (CVVC) and SDIS (CCVC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
says
4 ch
SDIS

Part-of-speech tell for says / SDIS

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: says is averb and SDISanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 86218, derived from the frequency rank of both members and their visual similarity.

says is recorded at frequency rank #42,038, classified as averb, pronounced \sɛz\. SDIS is at rank #44,180, tagged as anoun.

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 86218, this pair ranks #10,056 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of says vs SDIS

Shared letters: s. Private to "says": ay. Private to "SDIS": di.

"says" · 4 letters · shape CVVC  ·  "SDIS" · 4 letters · shape CCVC

Known mistypes of this pair

  • says ← asys · sasy · sayss · sayys · ssays · syas
  • SDIS ← dsis · sddis · sdiss · sdsi · sids · ssdis

Frequently Asked Questions

Is swapping "says" for "SDIS" ever safe?
No - they are not even the same part of speech. "says" is a verb and "SDIS" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "says" or "SDIS"?
"says" is the more common of the two: it sits at frequency rank #42,038 in our French list, against #44,180 for "SDIS". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Done with this confusable. These links stay specific to "says" and "SDIS".

  • Full dictionary entry for "says" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "SDIS" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #10,056 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "says" and "SDIS" also get mixed up with nearby pairs, the highest-scored neighbour is "SDIS vs spi". 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 #10,056 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