luavslumeWhich spelling fits?

Which to use

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

#1,619
“lua” frequency rank
#22,378
“lume” frequency rank
23997
confusion score

Side-by-Side Comparison

Feature lua lume
Definition satélite natural da Terra, que se destaca no céu durante a noite fogo

Where the eye mixes lua and lume

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

3 ch
lua
4 ch
lume

Look-alike desk: lua vs lume

A purely visual mix-up. lua (/'lua/) and lume (/ˈlu.mɨ/) 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 23997, derived from the frequency rank of both members and their visual similarity.

lua is recorded at frequency rank #1,619, classified as anoun, pronounced /'lua/. lume is at rank #22,378, tagged as anoun, pronounced /ˈlu.mɨ/.

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 23997, this pair ranks #45,721 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of lua vs lume

Shared letters: lu. Private to "lua": a. Private to "lume": em.

"lua" · 3 letters · shape CVV  ·  "lume" · 4 letters · shape CVCV

Known mistypes of this pair

  • lumellume · lmue · luem · lumme · ulme

Frequently Asked Questions

Is swapping "lua" for "lume" ever safe?
No. They are said differently (/'lua/ versus /ˈlu.mɨ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "lua" or "lume"?
"lua" is the more common of the two: it sits at frequency rank #1,619 in our Portuguese list, against #22,378 for "lume". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "lua" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "lume" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #45,721 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "lua" and "lume" also get mixed up with nearby pairs, the highest-scored neighbour is "ludo vs lume". 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 #45,721 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