demaisvsdemosWhich spelling fits?

Quick tell: demais is a adverb, demos is a noun, so they fill different roles in a sentence.

Which to use

“demais” is an adverb and “demos” is a noun - they look or sound alike but fill different roles in a sentence.

#424
“demais” frequency rank
#8,749
“demos” frequency rank
9173
confusion score

Side-by-Side Comparison

Feature demais demos
Definition em demasia; excessivamente; além disso forma plural de demo

Letter map: demais vs demos

Shared letters muted; letters that set demais and demos apart highlighted. Shared run: 4.

6 ch
demais
5 ch
demos

Role in the sentence - demais and demos

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: demais is anadverb and demosanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 9173, derived from the frequency rank of both members and their visual similarity.

demais is recorded at frequency rank #424, classified as anadv. demos is at rank #8,749, tagged as anoun, pronounced /ˈde.mʊs/.

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 9173, this pair ranks #64,352 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of demais vs demos

Shared letters: dems. Private to "demais": ai. Private to "demos": o.

"demais" · 6 letters · shape CVCVVC  ·  "demos" · 5 letters · shape CVCVC

Known mistypes of this pair

  • demaisddemais · deamis · demaiss · demasi · demias · demmais · dmeais · edmais
  • demosddemos · demmos · demoss · demso · deoms · dmeos · edmos

Frequently Asked Questions

Can "demais" and "demos" be used interchangeably?
No - they are not even the same part of speech. "demais" is an adverb and "demos" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "demais" or "demos" show up more?
"demais" is the more common of the two: it sits at frequency rank #424 in our Portuguese list, against #8,749 for "demos". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Done with this confusable. These links stay specific to "demais" and "demos".

  • Full dictionary entry for "demais" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "demos" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #64,352 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "demais" and "demos" also get mixed up with nearby pairs, the highest-scored neighbour is "damo vs demos". 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 #64,352 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