Which to use
“cognitive” is an adjective and “cognitively” is an adverb - they look or sound alike but fill different roles in a sentence.
- #5,946
- “cognitive” frequency rank
- #48,665
- “cognitively” frequency rank
- 54611
- confusion score
Side-by-Side Comparison
| Feature | cognitive | cognitively |
|---|---|---|
| Definition | Relating to the part of mental functions that deals with logic, as opposed to affective which deals with emotions. | Relating to thinking (cognition). |
Where the eye mixes cognitive and cognitively
Muted = shared; highlighted = the visual trap. They share 9 letters in sequence. cognitive runs 9 letters (CVCCVCVCV) against cognitively's 11 (CVCCVCVCVCV) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: cognitive vs cognitively
These two trip readers on the page rather than in the ear: cognitive is /ˈkɒɡ.nɪ.tɪv/ while cognitively is /ˈkɒɡ.nɪ.tɪv.li/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “cognitive” sits inside “cognitively”, and the parts of speech differ too (adjective vs adverb), which is usually the fastest check. Our composite confusion score for this pair is 54611, derived from the frequency rank of both members and their visual similarity.
cognitive is recorded at frequency rank #5,946, classified as anadj, pronounced /ˈkɒɡ.nɪ.tɪv/. cognitively is at rank #48,665, tagged as anadv, pronounced /ˈkɒɡ.nɪ.tɪv.li/.
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 54611, this pair ranks #139,724 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of cognitive vs cognitively
Shared letters: ceginotv. Private to "cognitive": -. Private to "cognitively": ly.
"cognitive" · 9 letters · shape CVCCVCVCV · "cognitively" · 11 letters · shape CVCCVCVCVCV
Known mistypes of this pair
- cognitive ← ccognitive · cgonitive · coggnitive · cogintive · cogniitve · cognitiev · cognitivve · cognittive
- cognitively ← ccognitively · cgonitively · coggnitively · cogintively · cogniitvely · cognitievly · cognitivelly · cognitivelyy
Frequently Asked Questions
Is swapping "cognitive" for "cognitively" ever safe?
Which is more common, "cognitive" or "cognitively"?
Useful next steps
Eye-level mix-up between "cognitive" and "cognitively" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "cognitive" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cognitively" - compare definitions side by side with the headword page. Word entry
- This pair ranks #139,724 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "cognitive" and "cognitively" also get mixed up with nearby pairs, the highest-scored neighbour is "cognition vs cognitive". 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 #139,724 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.