inibirvsinícioWhich spelling fits?

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

Which to use

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

#21,488
“inibir” frequency rank
#377
“início” frequency rank
21865
confusion score

Side-by-Side Comparison

Feature inibir início
Definition impedir, impossibilitar, proibir começo

Letter map: inibir vs início

Shared letters muted; letters that set inibir and início apart highlighted. Shared run: 3.

6 ch
inibir
6 ch
início

Role in the sentence - inibir and início

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: inibir is averb and inícioanoun. On the page they share most of their letters but differ in 3 positions. Our composite confusion score for this pair is 21865, derived from the frequency rank of both members and their visual similarity.

inibir is recorded at frequency rank #21,488, classified as averb, pronounced /i.ni.ˈbiɾ/. início is at rank #377, tagged as anoun.

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 21865, this pair ranks #48,289 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of inibir vs início

Shared letters: in. Private to "inibir": br. Private to "início": coí.

"inibir" · 6 letters · shape VCVCVC  ·  "início" · 6 letters · shape VCVCVV

Known mistypes of this pair

  • inibiriinbir · inbiir · inibbir · inibirr · inibri · iniibr · innibir · niibir

Frequently Asked Questions

Can "inibir" and "início" be used interchangeably?
No - they are not even the same part of speech. "inibir" is a verb and "início" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "inibir" or "início" show up more?
"início" is the more common of the two: it sits at frequency rank #377 in our Portuguese list, against #21,488 for "inibir". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Done with this confusable. These links stay specific to "inibir" and "início".

  • Full dictionary entry for "inibir" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "início" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #48,289 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "inibir" and "início" also get mixed up with nearby pairs, the highest-scored neighbour is "incidir vs inibir". 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 #48,289 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list