lenvslentoWhat's the difference?

Quick tell: len is a adverb, lento is an adjective, so they fill different roles in a sentence.

Which to use

“len” is an adverb and “lento” is an adjective - they look or sound alike but fill different roles in a sentence.

#30,622
“len” frequency rank
#5,318
“lento” frequency rank
35940
confusion score

Side-by-Side Comparison

Feature len lento
Definition só, apenas, somente vagaroso

Where the eye mixes len and lento

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

3 ch
len
5 ch
lento

Why the eye confuses len with lento

These two trip readers on the page rather than in the ear: len is /ʎen/ while lento is /ˈlẽ.tu/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “len” sits inside “lento”, and the parts of speech differ too (adverb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 35940, derived from the frequency rank of both members and their visual similarity.

len is recorded at frequency rank #30,622, classified as anadv, pronounced /ʎen/. lento is at rank #5,318, tagged as anadj, pronounced /ˈlẽ.tu/.

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 35940, this pair ranks #30,993 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of len vs lento

Shared letters: eln. Private to "len": -. Private to "lento": ot.

"len" · 3 letters · shape CVC  ·  "lento" · 5 letters · shape CVCCV

Known mistypes of this pair

  • lentoelnto · lennto · lenot · lentto · letno · llento · lneto

Frequently Asked Questions

Do "len" and "lento" mean the same thing in a sentence?
No - they are not even the same part of speech. "len" is an adverb and "lento" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "len" or "lento"?
"lento" is the more common of the two: it sits at frequency rank #5,318 in our Portuguese list, against #30,622 for "len". 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 "len" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lento" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #30,993 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "len" and "lento" also get mixed up with nearby pairs, the highest-scored neighbour is "Leben vs len". 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 #30,993 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