Which to use
“defense” is a noun and “defensive” is an adjective - they look or sound alike but fill different roles in a sentence.
- #1,247
- “defense” frequency rank
- #3,747
- “defensive” frequency rank
- 4994
- confusion score
Side-by-Side Comparison
| Feature | defense | defensive |
|---|---|---|
| Definition | The action of defending or protecting from attack, danger, or injury. | Intended for defence; protective. |
Where the eye mixes defense and defensive
Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. defense runs 7 letters (CVCVCCV) against defensive's 9 (CVCVCCVCV) - the length gap alone is often enough to separate them once you know to check it.
Look-alike desk: defense vs defensive
These two trip readers on the page rather than in the ear: defense is /dɪˈfɛns/ while defensive is /dɪˈfɛn.sɪv/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 4994, derived from the frequency rank of both members and their visual similarity.
defense is recorded at frequency rank #1,247, classified as anoun, pronounced /dɪˈfɛns/. defensive is at rank #3,747, tagged as anadj, pronounced /dɪˈfɛn.sɪv/.
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 4994, this pair ranks #516,961 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of defense vs defensive
Shared letters: defns. Private to "defense": -. Private to "defensive": iv.
"defense" · 7 letters · shape CVCVCCV · "defensive" · 9 letters · shape CVCVCCVCV
Known mistypes of this pair
Frequently Asked Questions
Is swapping "defense" for "defensive" ever safe?
Which is more common, "defense" or "defensive"?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "defense" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "defensive" - compare definitions side by side with the headword page. Word entry
- This pair ranks #516,961 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "defense" and "defensive" also get mixed up with nearby pairs, the highest-scored neighbour is "defensible vs defensive". 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 #516,961 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.