insulinavsinsultaWhich spelling fits?

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

Which to use

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

#19,150
“insulina” frequency rank
#18,874
“insulta” frequency rank
38024
confusion score

Side-by-Side Comparison

Feature insulina insulta
Definition Hormona secretada por el páncreas, cuya función es regular el contenido de la glucosa en la sangre. Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de insultar.

Where the eye mixes insulina and insulta

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. insulina runs 8 letters (VCCVCVCV) against insulta's 7 (VCCVCCV) - the length gap alone is often enough to separate them once you know to check it.

8 ch
insulina
7 ch
insulta

Why the eye confuses insulina with insulta

These two trip readers on the page rather than in the ear: insulina is [ĩnsuˈlina] while insulta is [ĩnˈsul̪t̪a]. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 38024, derived from the frequency rank of both members and their visual similarity.

insulina is recorded at frequency rank #19,150, classified as anoun, pronounced [ĩnsuˈlina]. insulta is at rank #18,874, tagged as averb, pronounced [ĩnˈsul̪t̪a].

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 38024, this pair ranks #172,238 of 323,831 scored Spanish confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of insulina vs insulta

Shared letters: ailnsu. Private to "insulina": -. Private to "insulta": t.

"insulina" · 8 letters · shape VCCVCVCV  ·  "insulta" · 7 letters · shape VCCVCCV

Known mistypes of this pair

  • insulina ← innsulina · insluina · inssulina · insuilna · insulian · insulinna · insullina · insulnia
  • insulta ← innsulta · insluta · inssulta · insulat · insullta · insultta · insutla · inuslta

Frequently Asked Questions

Is swapping "insulina" for "insulta" ever safe?
No - they are not even the same part of speech. "insulina" is a noun and "insulta" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "insulina" or "insulta"?
"insulta" is the more common of the two: it sits at frequency rank #18,874 in our Spanish list, against #19,150 for "insulina". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "insulina" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "insulta" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #172,238 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "insulina" and "insulta" also get mixed up with nearby pairs, the highest-scored neighbour is "insulta vs insultes". 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 #172,238 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