leovslogoWhich spelling fits?

Quick tell: leo is a noun, logo is an adverb, so they fill different roles in a sentence.

Which to use

“leo” is a noun and “logo” is an adverb - they look or sound alike but fill different roles in a sentence.

#4,079
“leo” frequency rank
#318
“logo” frequency rank
4397
confusion score

Side-by-Side Comparison

Feature leo logo
Definition leão imediatamente ou de imediato

Where the eye mixes leo and logo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

3 ch
leo
4 ch
logo

Why the eye confuses leo with logo

These two trip readers on the page rather than in the ear: leo is /ˈle.oː/ ouvir^(fonte ?) while logo is /ˈlo.gu/. 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 adverb), which is usually the fastest check. Our composite confusion score for this pair is 4397, derived from the frequency rank of both members and their visual similarity.

leo is recorded at frequency rank #4,079, classified as anoun, pronounced /ˈle.oː/ ouvir^(fonte ?). logo is at rank #318, tagged as anadv, pronounced /ˈlo.gu/.

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 4397, this pair ranks #70,525 of 75,631 scored Portuguese confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of leo vs logo

Shared letters: lo. Private to "leo": e. Private to "logo": g.

"leo" · 3 letters · shape CVV  ·  "logo" · 4 letters · shape CVCV

Known mistypes of this pair

  • logolgoo · llogo · loggo · loog · olgo

Frequently Asked Questions

Do "leo" and "logo" mean the same thing in a sentence?
No - they are not even the same part of speech. "leo" is a noun and "logo" an adverb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "leo" vs "logo" - which ranks higher?
"logo" is the more common of the two: it sits at frequency rank #318 in our Portuguese list, against #4,079 for "leo". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "leo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "logo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #70,525 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "leo" and "logo" also get mixed up with nearby pairs, the highest-scored neighbour is "leo vs ludo". 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 #70,525 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