so

[so]

/[so]/ adv

The verdict

“so” sits in 20 confusable pairs (corpus #3,151) as an adverb. The look-alike neighbours are the real trap.

#3,151
frequency rank, Spanish
4,169
“S” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Intensifica las cualidades, normalmente negativas, del sustantivo o adjetivo al que modifica.

Corpus desk

Index ES-so · so · Spanish

so · rank #3,151 · 0 variants · 20 confusables

  • FREQ-COMMON #3,151
  • LEN-SHORT 2 letters
  • VOW-1 1 vowel
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-MID 4,169
  • PHOTO-FINISH sigan

Nearest frequency peer: sigan (-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.

Vecinos de frecuencia del confusable “so”

Pares de peso similar en el corpus, aparte de los confusables abajo

corpus weight

What this shows Las barras sitúan “so” frente a los lemas españoles más cercanos por rango, no un reprint del escritorio de confusables.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

so vs su
50% similar
so vs st
50% similar
so vs sy
50% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for so
PropertyValue
Headwordso
LanguageSpanish
Part of speechAdverb
IPA[so]
Letters2
Frequency rank#3,151
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Rango de corpus junto a confusables de “so”

Esta escala corre desde el núcleo del español cotidiano (izquierda) hasta el rastro de formas rara vez usadas (derecha).socae aquí:

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

La escala es logarítmica (cada marca ≈ 10× más rara). En la misma franja de rareza aparecen “sigan” (#3,150), “sueldo” (#3,152), “señales” (#3,149). Entre 4,169 lemas con “S”, “so” va en #3,151. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for so is neighbouring look-alikes ("su", "st", …), not just typos; it is anadverb pronounced [so]. Frequency #3,151 among 4,169 “S” headwords. Gloss: "Intensifica las cualidades, normalmente negativas, del sustantivo o adjetivo al que modifica.".

We couldn't generate a plausible misspelling set for so, and the word's spelling is regular enough that our generator found nothing worth flagging. It also participates in 20 confusable-pair relationships, "su", "st", "sy", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

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 so, spelled S-O.

Definition

  1. 1
    Intensifica las cualidades, normalmente negativas, del sustantivo o adjetivo al que modifica.

Recorded use

Wiktionary example

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

  1. Miren el mamarracho, espantajo. ¿Por qué no le retiran las licencias? Si es un predicador de aldea... Insulta a los demás. ¿Usted qué sabe, so bruto? ¿Porque en casa le oímos con la boca abierta cuando nos sermonea, cree que le van a tolerar aquí?

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 "so"?
"so" is spelled S-O. The IPA pronunciation is [so].
What does "so" mean?
As an adverb, "so" means: Intensifica las cualidades, normalmente negativas, del sustantivo o adjetivo al que modifica.
What words are commonly confused with "so"?
"so" is commonly confused with "su", "st", "sy". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "so"?
The IPA (International Phonetic Alphabet) transcription for "so" is [so]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "so" come from?
"so" 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.

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

Source: FrequencyWords open word-frequency list