Which to use
“specimen” and “specimens” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #10,935
- “specimen” frequency rank
- #10,134
- “specimens” frequency rank
- 21069
- confusion score
Side-by-Side Comparison
| Feature | specimen | specimens |
|---|---|---|
| Definition | An individual instance that represents a class; an example. | plural of specimen |
Where the eye mixes specimen and specimens
Muted = shared; highlighted = the visual trap. They share 8 letters in sequence.
Why the eye confuses specimen with specimens
A purely visual mix-up. specimen (/ˈspɛsɪmɪn/) and specimens (/ˈspɛsɪmɪnz/) 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) - “specimen” sits inside “specimens”. Our composite confusion score for this pair is 21069, derived from the frequency rank of both members and their visual similarity.
specimen is recorded at frequency rank #10,935, classified as anoun, pronounced /ˈspɛsɪmɪn/. specimens is at rank #10,134, tagged as anoun, pronounced /ˈspɛsɪmɪnz/.
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 21069, this pair ranks #426,636 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of specimen vs specimens
Shared letters: ceimnps. Private to "specimen": -. Private to "specimens": -.
"specimen" · 8 letters · shape CCVCVCVC · "specimens" · 9 letters · shape CCVCVCVCC
Known mistypes of this pair
Frequently Asked Questions
Can "specimen" and "specimens" be used interchangeably?
Which is more common, "specimen" or "specimens"?
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 "specimen" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "specimens" - compare definitions side by side with the headword page. Word entry
- This pair ranks #426,636 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "specimen" and "specimens" also get mixed up with nearby pairs, the highest-scored neighbour is "species vs specimen". 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 #426,636 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.