sérum
The verdict
“sérum” is uncommon Portuguese (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency Portuguese
- 5
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - produto cosmético
Corpus desk
Index PT-serum · sérum · Portuguese
sérum · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-MID 5 letters
- VOW-2 2 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "S" thin
- PHOTO-UNK Peer pending
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
| Property | Value |
|---|---|
| Headword | sérum |
| Language | Portuguese |
| Part of speech | Noun |
| Letters | 5 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Cauda longa: rank de “sérum” em português
Rare enough to double-check
sérum is uncommon Portuguese outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "produto cosmético".
sérum has no tracked misspelling variants, a sign its spelling follows regular Portuguese conventions. Our dataset records no confusable match here, a sign it's visually distinctive enough not to be mixed up with another word.
No explicit etymology string is stored for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct Portuguese form is sérum, spelled S-É-R-U-M.
Definition
- 1produto cosmético
Recorded use
Wiktionary exampleThese source excerpts show how sérum appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
«A textura leve deste sérum é ideal para quem tem pele oleosa.»
This word in other languages
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.