alargavsalergiaTell them apart

Quick tell: alarga is a verb, alergia is a noun, so they fill different roles in a sentence.

Which to use

“alarga” is a verb and “alergia” is a noun - they look or sound alike but fill different roles in a sentence.

#32,485
“alarga” frequency rank
#15,267
“alergia” frequency rank
47752
confusion score

Side-by-Side Comparison

Feature alarga alergia
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de alargar. Reacción de defensa exagerada del organismo en contra de diversas sustancias extrañas a él (alérgenos) introducidas por inhalación, ingestion, inyección o contacto con la piel, aun en cantidades mínimas, que pueden consistir en medicamentos (como la penicilina), alimentos (como el huevo), polen o algún producto químico. Esta reacción se manifiesta con síntomas respiratorios, cutáneos o nerviosos, y en casos extremos, puede ser mortal.

Where the eye mixes alarga and alergia

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. alarga runs 6 letters (VCVCCV) against alergia's 7 (VCVCCVV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
alarga
7 ch
alergia

Look-alike desk: alarga vs alergia

These two trip readers on the page rather than in the ear: alarga is [aˈlaɾɣ̞a] while alergia is [aˈleɾxja]. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 47752, derived from the frequency rank of both members and their visual similarity.

alarga is recorded at frequency rank #32,485, classified as averb, pronounced [aˈlaɾɣ̞a]. alergia is at rank #15,267, tagged as anoun, pronounced [aˈleɾxja].

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 47752, this pair ranks #118,325 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of alarga vs alergia

Shared letters: aglr. Private to "alarga": -. Private to "alergia": ei.

"alarga" · 6 letters · shape VCVCCV  ·  "alergia" · 7 letters · shape VCVCCVV

Known mistypes of this pair

  • alargaaalrga · alagra · alarag · alargga · alarrga · allarga · alraga · laarga
  • alergiaaelrgia · alegria · alergai · alerggia · aleriga · alerrgia · allergia · alregia

Frequently Asked Questions

Can "alarga" and "alergia" be used interchangeably?
No - they are not even the same part of speech. "alarga" is a verb and "alergia" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "alarga" vs "alergia" - which ranks higher?
"alergia" is the more common of the two: it sits at frequency rank #15,267 in our Spanish list, against #32,485 for "alarga". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "alarga" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "alergia" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #118,325 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "alarga" and "alergia" also get mixed up with nearby pairs, the highest-scored neighbour is "alarga vs amarra". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #118,325 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list