Which to use
“luck” and “lung” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #38,798
- “luck” frequency rank
- #45,426
- “lung” frequency rank
- 84224
- confusion score
Side-by-Side Comparison
| Feature | luck | lung |
|---|---|---|
| Definition | Suerte | Pulmón. |
Where the eye mixes luck and lung
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Look-alike desk: luck vs lung
A purely visual mix-up. luck (/lʌk/) and lung (/lʌŋ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 84224, derived from the frequency rank of both members and their visual similarity.
luck is recorded at frequency rank #38,798, classified as anoun, pronounced /lʌk/. lung is at rank #45,426, tagged as anoun, pronounced /lʌŋ/.
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 84224, this pair ranks #7,276 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of luck vs lung
Shared letters: lu. Private to "luck": ck. Private to "lung": gn.
"luck" · 4 letters · shape CVCC · "lung" · 4 letters · shape CVCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "luck" for "lung" ever safe?
Which is more common, "luck" or "lung"?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "luck" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "lung" - compare definitions side by side with the headword page. Word entry
- This pair ranks #7,276 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "luck" and "lung" also get mixed up with nearby pairs, the highest-scored neighbour is "longo vs lung". 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 #7,276 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.