Which to use
“mathematical” is an adjective and “mathematically” is an adverb - they look or sound alike but fill different roles in a sentence.
- #6,709
- “mathematical” frequency rank
- #23,034
- “mathematically” frequency rank
- 29743
- confusion score
Side-by-Side Comparison
| Feature | mathematical | mathematically |
|---|---|---|
| Definition | Of, or relating to mathematics | According to or using mathematics. |
Letter map: mathematical vs mathematically
Shared letters muted; letters that set mathematical and mathematically apart highlighted. Shared run: 12.
Part-of-speech tell for mathematical / mathematically
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: mathematical is anadjective and mathematicallyanadverb. On the page they differ by 2 extra letter(s) - “mathematical” sits inside “mathematically”. Our composite confusion score for this pair is 29743, derived from the frequency rank of both members and their visual similarity.
mathematical is recorded at frequency rank #6,709, classified as anadj, pronounced /ˌmæθ(.ə)ˈmæt.ɪ.kəl/. mathematically is at rank #23,034, tagged as anadv.
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 29743, this pair ranks #360,430 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of mathematical vs mathematically
Shared letters: acehilmt. Private to "mathematical": -. Private to "mathematically": y.
"mathematical" · 12 letters · shape CVCCVCVCVCVC · "mathematically" · 14 letters · shape CVCCVCVCVCVCCV
Known mistypes of this pair
- mathematical ← amthematical · mahtematical · matehmatical · matheamtical · mathemaitcal · mathematcial · mathematiacl · mathematicall
- mathematically ← amthematically · mahtematically · matehmatically · matheamtically · mathemaitcally · mathematcially · mathematiaclly · mathematicallyy
Frequently Asked Questions
Is swapping "mathematical" for "mathematically" ever safe?
Frequency check: "mathematical" vs "mathematically" - which ranks higher?
After this comparison
Done with this confusable. These links stay specific to "mathematical" and "mathematically".
- Full dictionary entry for "mathematical" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "mathematically" - compare definitions side by side with the headword page. Word entry
- This pair ranks #360,430 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "mathematical" and "mathematically" also get mixed up with nearby pairs, the highest-scored neighbour is "mathematical vs mathematician". 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 #360,430 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.