lock vs lot, What's the Difference?

Which to use

“lock” and “lot” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#2,954
“lock” frequency rank: #219
“lot” frequency rank: 3173
confusion score

Side-by-Side Comparison

Feature	lock	lot
Definition	Something used for fastening, which can only be opened with a key or combination.	A large quantity or number; a great deal.

Where the eye mixes lock and lot

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

4 ch

lock

3 ch

lot

Spelling & Dictionary Insight

A purely visual mix-up. lock (/lɒk/) and lot (/lɒt/) 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 3173, derived from the frequency rank of both members and their visual similarity.

lock is recorded at frequency rank #2,954, classified as anoun, pronounced /lɒk/. lot is at rank #219, tagged as anoun, pronounced /lɒt/.

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 3173, this pair ranks #522,884 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of lock vs lot

Shared letters: lo. Private to "lock": ck. Private to "lot": t.

"lock" · 4 letters · shape CVCC · "lot" · 3 letters · shape CVC

Known mistypes of this pair

lock ← lcok · llock · locck · lockk · lokc · olck

Frequently Asked Questions

Can "lock" and "lot" be used interchangeably?

No. They are said differently (/lɒk/ versus /lɒt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.

Which is more common, "lock" or "lot"?

"lot" is the more common of the two: it sits at frequency rank #219 in our English list, against #2,954 for "lock". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

You've compared "lock" and "lot". Here's where to go from here.

Full dictionary entry for "lock" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "lot" - compare definitions side by side with the headword page. Word entry
This pair ranks #522,884 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
"lock" and "lot" also get mixed up with nearby pairs, the highest-scored neighbour is "lock vs LSC". 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

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.