injeçãovsinvençãoTell them apart

Which to use

“injeção” and “invenção” are a confusable Portuguese pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#9,512
“injeção” frequency rank
#7,787
“invenção” frequency rank
17299
confusion score

Side-by-Side Comparison

Feature injeção invenção
Definition ato ou efeito de injetar ato de inventar

Where the eye mixes injeção and invenção

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

7 ch
injeção
8 ch
invenção

Why the eye confuses injeção with invenção

A purely visual mix-up. injeção (/ĩ.ʒɛ.ˈsɐ̃w̃/) and invenção (/ĩ.vẽ.ˈsɐ̃w̃/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 17299, derived from the frequency rank of both members and their visual similarity.

injeção is recorded at frequency rank #9,512, classified as anoun, pronounced /ĩ.ʒɛ.ˈsɐ̃w̃/. invenção is at rank #7,787, tagged as anoun, pronounced /ĩ.vẽ.ˈsɐ̃w̃/.

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 17299, this pair ranks #53,988 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of injeção vs invenção

Shared letters: einoãç. Private to "injeção": j. Private to "invenção": v.

"injeção" · 7 letters · shape VCCVCVV  ·  "invenção" · 8 letters · shape VCCVCCVV

Frequently Asked Questions

Is swapping "injeção" for "invenção" ever safe?
No. They are said differently (/ĩ.ʒɛ.ˈsɐ̃w̃/ versus /ĩ.vẽ.ˈsɐ̃w̃/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "injeção" vs "invenção" - which ranks higher?
"invenção" is the more common of the two: it sits at frequency rank #7,787 in our Portuguese list, against #9,512 for "injeção". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "injeção" and "invenção" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "injeção" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "invenção" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #53,988 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "injeção" and "invenção" also get mixed up with nearby pairs, the highest-scored neighbour is "infeção vs injeção". Nearby pair

Confusion rank #53,988 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