serious

/ˈsɪə.ɹɪ.əs/

//ˈsɪə.ɹɪ.əs// adj

The verdict

“serious” is uncommon Spanish (frequency #60,367 among 4,169 “S” headwords), classed as an adjective. The kind of spelling people second-guess.

#60,367
frequency rank, Spanish
4,169
“S” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Serio

Corpus desk

Index ES-serious · serious · Spanish

serious · rank #60,367 · 0 variants · 0 confusables

  • FREQ-RARE #60,367
  • LEN-LONG 7 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 4,169
  • PHOTO-FINISH sentiremos

Nearest frequency peer: sentiremos (-1 rank slots)

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.

Rangos de cola larga cerca de “serious”

Banda escasa: las barras invierten el rango para que lo raro se lea más corto

corpus weight

What this shows Vista de cola larga: dónde “serious” se sitúa frente a rangos españoles igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for serious
PropertyValue
Headwordserious
LanguageSpanish
Part of speechAdjective
IPA/ˈsɪə.ɹɪ.əs/
Letters7
Frequency rank#60,367
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cola larga: rango de “serious” en español

La frecuencia va del puñado de palabras que usamos sin parar (izquierda) a la cola larga que apenas aparece (derecha).seriouscae en esta cola de rareza:

#1#100#1K#10K#100K
← used constantlyrarely used →

Los ticks avanzan en logaritmo; cada uno es del orden de diez veces más raro. Vecinos raros de la misma franja: “sentiremos” (#60,366), “Serpa” (#60,368), “serranías” (#60,369). Entre 4,169 lemas con “S”, “serious” va en #60,367. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

serious is uncommon Spanish at frequency #60,367 among 4,169 “S” headwords, classed as anadjective, transcribed /ˈsɪə.ɹɪ.əs/. Rarity is why readers land here mid-draft. Gloss: "Serio".

Zero misspellings are on record for serious in our index, a straightforward case of a spelling with little room for common typos. This entry stands alone in our confusable dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

This entry carries no recorded etymology, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct Spanish form is serious, spelled S-E-R-I-O-U-S.

Definition

  1. 1
    Serio

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "serious"?
"serious" is spelled S-E-R-I-O-U-S. The IPA pronunciation is /ˈsɪə.ɹɪ.əs/.
What does "serious" mean?
As an adjective, "serious" means: Serio
How do you pronounce "serious"?
The IPA (International Phonetic Alphabet) transcription for "serious" is /ˈsɪə.ɹɪ.əs/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "serious" come from?
"serious" is a Spanish word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar Spanish words by spelling shape

Same letter count and similar misspelling depth for "serious", not the corpus desk frequency band.

Same letter count

Frequency-ranked Spanish headwords with 7 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list