soudervssucerTell them apart

Which to use

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

#28,752
“souder” frequency rank
#10,589
“sucer” frequency rank
39341
confusion score

Side-by-Side Comparison

Feature souder sucer
Definition Unir directement par le martelage ou la fusion autogène des parties en contact, de manière à n’en faire qu’une même pièce, en parlant des pièces de métal. Aspirer avec la bouche un liquide, une substance, le suc d’une chose.

Where the eye mixes souder and sucer

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
souder
5 ch
sucer

Look-alike desk: souder vs sucer

A purely visual mix-up. souder (\su.de\) and sucer (\sy.se\) 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 39341, derived from the frequency rank of both members and their visual similarity.

souder is recorded at frequency rank #28,752, classified as averb, pronounced \su.de\. sucer is at rank #10,589, tagged as averb, pronounced \sy.se\.

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 39341, this pair ranks #248,722 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of souder vs sucer

Shared letters: ersu. Private to "souder": do. Private to "sucer": c.

"souder" · 6 letters · shape CVVCVC  ·  "sucer" · 5 letters · shape CVCVC

Known mistypes of this pair

  • souderosuder · soduer · soudder · souderr · souedr · ssouder · suoder
  • sucerscuer · ssucer · succer · sucerr · suecr · uscer

Frequently Asked Questions

Can "souder" and "sucer" be used interchangeably?
No. They are said differently (\su.de\ versus \sy.se\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "souder" vs "sucer" - which ranks higher?
"sucer" is the more common of the two: it sits at frequency rank #10,589 in our French list, against #28,752 for "souder". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "souder" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sucer" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #248,722 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "souder" and "sucer" also get mixed up with nearby pairs, the highest-scored neighbour is "soler vs souder". 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 #248,722 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