aj

[ˈaks]

/[ˈaks]/ noun

The verdict

“aj” sits in 20 confusable pairs (corpus #21,891) as a noun. The look-alike neighbours are the real trap.

#21,891
frequency rank, Spanish
7,704
“A” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Síndrome o enfermedad crónica, causada por la vejez u otra condición estable.

Corpus desk

Index ES-aj · aj · Spanish

aj · rank #21,891 · 0 variants · 20 confusables

  • FREQ-MID #21,891
  • LEN-SHORT 2 letters
  • VOW-1 1 vowel
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-DENSE 7,704
  • PHOTO-FINISH agudos

Nearest frequency peer: agudos (-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 “aj”

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

corpus weight

What this shows Las barras sitúan “aj” 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).

aj vs al
50% similar
aj vs ay
50% similar
aj vs as
50% similar

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

Key facts for aj
PropertyValue
Headwordaj
LanguageSpanish
Part of speechNoun
IPA[ˈaks]
Letters2
Frequency rank#21,891
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Rango de corpus junto a confusables de “aj”

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

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

Los ticks avanzan en logaritmo; cada uno es del orden de diez veces más raro. En la misma franja de rareza aparecen “agudos” (#21,890), “aldeanos” (#21,892), “agresores” (#21,889). Entre 7,704 lemas con “A”, “aj” va en #21,891. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for aj is neighbouring look-alikes ("al", "ay", …), not just typos; it is anoun pronounced [ˈaks]. Frequency #21,891 among 7,704 “A” headwords. Gloss: "Síndrome o enfermedad crónica, causada por la vejez u otra condición estable.".

No misspelling variants are generated for aj in our index, typically a sign the spelling maps closely to how the word sounds. It also participates in 20 confusable-pair relationships, "al", "ay", "as", and more, where similar look or sound leads writers to substitute one word for another in context.

Wiktionary doesn't record an etymology for this headword, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct Spanish form is aj, spelled A-J.

Definition

  1. 1
    Síndrome o enfermedad crónica, causada por la vejez u otra condición estable.

Synonyms

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); 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 "aj"?
"aj" is spelled A-J. The IPA pronunciation is [ˈaks].
What does "aj" mean?
As a noun, "aj" means: Síndrome o enfermedad crónica, causada por la vejez u otra condición estable.
What words are commonly confused with "aj"?
"aj" is commonly confused with "al", "ay", "as". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "aj"?
The IPA (International Phonetic Alphabet) transcription for "aj" is [ˈaks]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "aj" come from?
"aj" 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