Which to use
“Jacob” and “Jacobs” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #4,866
- “Jacob” frequency rank
- #10,564
- “Jacobs” frequency rank
- 15430
- confusion score
Side-by-Side Comparison
| Feature | Jacob | Jacobs |
|---|---|---|
| Definition | A male given name from Hebrew. | An English surname originating as a patronymic derived from Jacob. |
Where the eye mixes Jacob and Jacobs
Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.
Visual trap between Jacob and Jacobs
A purely visual mix-up. Jacob (/ˈd͡ʒeɪkəb/) and Jacobs (/ˈd͡ʒeɪkəbz/) 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 extra letter(s) - “Jacob” sits inside “Jacobs”. Our composite confusion score for this pair is 15430, derived from the frequency rank of both members and their visual similarity.
Jacob is recorded at frequency rank #4,866, classified as aname, pronounced /ˈd͡ʒeɪkəb/. Jacobs is at rank #10,564, tagged as aname, pronounced /ˈd͡ʒeɪkəbz/.
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 15430, this pair ranks #464,017 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of Jacob vs Jacobs
Shared letters: abcjo. Private to "Jacob": -. Private to "Jacobs": s.
"Jacob" · 5 letters · shape CVCVC · "Jacobs" · 6 letters · shape CVCVCC
Known mistypes of this pair
Frequently Asked Questions
Is swapping "Jacob" for "Jacobs" ever safe?
Which is more common, "Jacob" or "Jacobs"?
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 "Jacob" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "Jacobs" - compare definitions side by side with the headword page. Word entry
- This pair ranks #464,017 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "Jacob" and "Jacobs" also get mixed up with nearby pairs, the highest-scored neighbour is "Jacobi vs Jacobs". 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 #464,017 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.