Which to use
“lock” and “luck” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #34,658
- “lock” frequency rank
- #38,798
- “luck” frequency rank
- 73456
- confusion score
Side-by-Side Comparison
| Feature | lock | luck |
|---|---|---|
| Definition | Cerradura. | Suerte |
Where the eye mixes lock and luck
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. lock and luck follow the identical consonant-vowel pattern (CVCC). Same shape at a glance is often the real trap, independent of shared letters.
Look-alike desk: lock vs luck
A purely visual mix-up. lock (/lɒk/) and luck (/lʌk/) 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 a single letter - o in “lock” becomes u in “luck”. Our composite confusion score for this pair is 73456, derived from the frequency rank of both members and their visual similarity.
lock is recorded at frequency rank #34,658, classified as anoun, pronounced /lɒk/. luck is at rank #38,798, tagged as anoun, pronounced /lʌk/.
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 73456, this pair ranks #23,259 of 323,831 scored Spanish confusable pairs - among the most confusable pairs.
Orthographic DNA of lock vs luck
Shared letters: ckl. Private to "lock": o. Private to "luck": u.
"lock" · 4 letters · shape CVCC · "luck" · 4 letters · shape CVCC
Known mistypes of this pair
Frequently Asked Questions
Do "lock" and "luck" mean the same thing in a sentence?
Which is more common, "lock" or "luck"?
What to do next
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "lock" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "luck" - compare definitions side by side with the headword page. Word entry
- This pair ranks #23,259 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "lock" and "luck" also get mixed up with nearby pairs, the highest-scored neighbour is "lac vs luck". 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 #23,259 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.