dessevsdesusoWhich spelling fits?

Quick tell: desse is a contraction, desuso is a verb, so they fill different roles in a sentence.

Which to use

“desse” is a contraction and “desuso” is a verb - they look or sound alike but fill different roles in a sentence.

#391
“desse” frequency rank
#28,938
“desuso” frequency rank
29329
confusion score

Side-by-Side Comparison

Feature desse desuso
Definition contração da preposição de com o pronome ou determinante demonstrativo esse: primeira pessoa do singular do presente indicativo do verbo desusar

Where the eye mixes desse and desuso

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. desse runs 5 letters (CVCCV) against desuso's 6 (CVCVCV) - the length gap alone is often enough to separate them once you know to check it.

5 ch
desse
6 ch
desuso

Visual trap between desse and desuso

These two trip readers on the page rather than in the ear: desse is /ˈde.sɨ/ while desuso is /dɨ.ˈzu.zu/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (contraction vs verb), which is usually the fastest check. Our composite confusion score for this pair is 29329, derived from the frequency rank of both members and their visual similarity.

desse is recorded at frequency rank #391, classified as acontraction, pronounced /ˈde.sɨ/. desuso is at rank #28,938, tagged as averb, pronounced /dɨ.ˈzu.zu/.

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 29329, this pair ranks #39,343 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of desse vs desuso

Shared letters: des. Private to "desse": -. Private to "desuso": ou.

"desse" · 5 letters · shape CVCCV  ·  "desuso" · 6 letters · shape CVCVCV

Known mistypes of this pair

  • desse ← ddesse · dese · deses · dsese · edsse
  • desuso ← ddesuso · dessuo · dessuso · desuos · desusso · deusso · dseuso · edsuso

Frequently Asked Questions

Can "desse" and "desuso" be used interchangeably?
No - they are not even the same part of speech. "desse" is a contraction and "desuso" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "desse" or "desuso" show up more?
"desse" is the more common of the two: it sits at frequency rank #391 in our Portuguese list, against #28,938 for "desuso". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "desse" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "desuso" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #39,343 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "desse" and "desuso" also get mixed up with nearby pairs, the highest-scored neighbour is "destro vs desuso". 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 #39,343 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list