Which to use
“cac” and “cache” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #33,969
- “cac” frequency rank
- #12,382
- “cache” frequency rank
- 46351
- confusion score
Side-by-Side Comparison
| Feature | cac | cache |
|---|---|---|
| Definition | A white (Caucasian) person. | A store, protected and often hidden in some way, of things that may be required in the future, such that they can be retrieved rapidly. |
Where the eye mixes cac and cache
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Visual trap between cac and cache
A purely visual mix-up. cac (/kæk/) and cache (/kæʃ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 extra letter(s) - “cac” sits inside “cache”. Our composite confusion score for this pair is 46351, derived from the frequency rank of both members and their visual similarity.
cac is recorded at frequency rank #33,969, classified as anoun, pronounced /kæk/. cache is at rank #12,382, tagged as anoun, pronounced /kæʃ/.
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 46351, this pair ranks #212,611 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of cac vs cache
Shared letters: ac. Private to "cac": -. Private to "cache": eh.
"cac" · 3 letters · shape CVC · "cache" · 5 letters · shape CVCCV
Known mistypes of this pair
- cache ← acche · cacche · caceh · cachhe · cahce · ccache · ccahe
Frequently Asked Questions
Do "cac" and "cache" mean the same thing in a sentence?
In ordinary English text, does "cac" or "cache" show up more?
Useful next steps
Eye-level mix-up between "cac" and "cache" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "cac" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cache" - compare definitions side by side with the headword page. Word entry
- This pair ranks #212,611 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "cac" and "cache" also get mixed up with nearby pairs, the highest-scored neighbour is "cac vs CGT". 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 #212,611 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.