Which to use
“K7” is a noun and “key” is an adjective - they look or sound alike but fill different roles in a sentence.
- #44,010
- “K7” frequency rank
- #18,240
- “key” frequency rank
- 62250
- confusion score
Side-by-Side Comparison
| Feature | K7 | key |
|---|---|---|
| Definition | Autre graphie de cassette, dans son sens de vidéocassette ou cassette audio. | Dominant, principal. |
Where the eye mixes K7 and key
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Look-alike desk: K7 vs key
These two trip readers on the page rather than in the ear: K7 is \ka.sɛt\ while key is \kiː\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 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 62250, derived from the frequency rank of both members and their visual similarity.
K7 is recorded at frequency rank #44,010, classified as anoun, pronounced \ka.sɛt\. key is at rank #18,240, tagged as anadj, pronounced \kiː\.
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 62250, this pair ranks #88,089 of 440,172 scored French confusable pairs - among the most confusable pairs.
Orthographic DNA of K7 vs key
Shared letters: k. Private to "K7": -. Private to "key": ey.
"K7" · 1 letters · shape C · "key" · 3 letters · shape CVV
Frequently Asked Questions
Can "K7" and "key" be used interchangeably?
In ordinary French text, does "K7" or "key" show up more?
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 "K7" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "key" - compare definitions side by side with the headword page. Word entry
- This pair ranks #88,089 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "K7" and "key" also get mixed up with nearby pairs, the highest-scored neighbour is "K7 vs ky". Nearby pair
Confusion rank #88,089 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.