Which to use
“stiff” is an adjective and “stiffer” is a noun - they look or sound alike but fill different roles in a sentence.
- #8,357
- “stiff” frequency rank
- #36,354
- “stiffer” frequency rank
- 44711
- confusion score
Side-by-Side Comparison
| Feature | stiff | stiffer |
|---|---|---|
| Definition | Rigid; hard to bend; inflexible. | An erection of the penis. |
Letter map: stiff vs stiffer
Shared letters muted; letters that set stiff and stiffer apart highlighted. Shared run: 5. stiff runs 5 letters (CCVCC) against stiffer's 7 (CCVCCVC) - the length gap alone is often enough to separate them once you know to check it.
Role in the sentence - stiff and stiffer
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: stiff is anadjective and stifferanoun. On the page they differ by 2 extra letter(s) - “stiff” sits inside “stiffer”. Our composite confusion score for this pair is 44711, derived from the frequency rank of both members and their visual similarity.
stiff is recorded at frequency rank #8,357, classified as anadj, pronounced /stɪf/. stiffer is at rank #36,354, tagged as anoun.
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 44711, this pair ranks #228,063 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of stiff vs stiffer
Shared letters: fist. Private to "stiff": -. Private to "stiffer": er.
"stiff" · 5 letters · shape CCVCC · "stiffer" · 7 letters · shape CCVCCVC
Known mistypes of this pair
Frequently Asked Questions
Do "stiff" and "stiffer" mean the same thing in a sentence?
Frequency check: "stiff" vs "stiffer" - which ranks higher?
Useful next steps
Done with this confusable. These links stay specific to "stiff" and "stiffer".
- Full dictionary entry for "stiff" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "stiffer" - compare definitions side by side with the headword page. Word entry
- This pair ranks #228,063 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "stiff" and "stiffer" also get mixed up with nearby pairs, the highest-scored neighbour is "sniffer vs stiffer". 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 #228,063 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.