-ísimo

[ˈisimo]

/[ˈisimo]/ suffix

The verdict

“-ísimo” is uncommon Spanish (outside the top frequency list), classed as a suffix. The kind of spelling people second-guess.

Unranked
below top-frequency Spanish
6
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Se emplea para formar el grado superlativo de muchos adjetivos, indicando "en grado sumo, sumamente".

Corpus desk

Index ES-isimo · -ísimo · Spanish

-ísimo · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 6 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "-" 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.

Key facts for -ísimo
PropertyValue
Headword-ísimo
LanguageSpanish
Part of speechSuffix
IPA[ˈisimo]
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Dónde se sitúa “-ísimo” en la frecuencia del español

-ísimono entra en el top 100.000 del español: zona de términos técnicos, arcaicos o escasos, el terreno típico de la doble comprobación.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

-ísimo is uncommon Spanish outside the top frequency list, classed as asuffix, transcribed [ˈisimo]. Rarity is why readers land here mid-draft. Gloss: "Se emplea para formar el grado superlativo de muchos adjetivos, indicando "en grado sumo, sumamente".".

-ísimo has no tracked misspelling variants, and the word's spelling is regular enough that our generator found nothing worth flagging. It is not paired with a close-neighbour confusable in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

This headword's origin isn't recorded in our source data, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct Spanish form is -ísimo, spelled --Í-S-I-M-O.

Definition

  1. 1
    Se emplea para formar el grado superlativo de muchos adjetivos, indicando "en grado sumo, sumamente".

Recorded use

Wiktionary example

These source excerpts show how -ísimo appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. alto → altísimo • grande → grandísimo • amable → amabilísimo • ágil → agilísimo • nuevo → novísimo.

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.

Frequently Asked Questions

How do you spell "-ísimo"?
"-ísimo" is spelled --Í-S-I-M-O. The IPA pronunciation is [ˈisimo].
What does "-ísimo" mean?
As a suffix, "-ísimo" means: Se emplea para formar el grado superlativo de muchos adjetivos, indicando "en grado sumo, sumamente".
How do you pronounce "-ísimo"?
The IPA (International Phonetic Alphabet) transcription for "-ísimo" is [ˈisimo]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "-ísimo" come from?
"-ísimo" is a Spanish word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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.

What to do next

You've looked up "-ísimo". Here's where to go from here.

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list