Which to use
“casa” is a noun and “cos” is an abbrev - they look or sound alike but fill different roles in a sentence.
- #16,664
- “casa” frequency rank
- #29,065
- “cos” frequency rank
- 45729
- confusion score
Side-by-Side Comparison
| Feature | casa | cos |
|---|---|---|
| Definition | das Haus, das Zuhause | Kosinus |
Letter map: casa vs cos
Shared letters muted; letters that set casa and cos apart highlighted. Shared run: 2.
Part-of-speech tell for casa / cos
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: casa is anoun and cosanabbrev. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 45729, derived from the frequency rank of both members and their visual similarity.
casa is recorded at frequency rank #16,664, classified as anoun, pronounced [ˈkasa]. cos is at rank #29,065, tagged as anabbrev.
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 45729, this pair ranks #1,343,154 of 2,006,359 scored German confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of casa vs cos
Shared letters: cs. Private to "casa": a. Private to "cos": o.
"casa" · 4 letters · shape CVCV · "cos" · 3 letters · shape CVC
Known mistypes of this pair
- casa ← acsa · caas · cassa · ccasa · csaa
Frequently Asked Questions
Do "casa" and "cos" mean the same thing in a sentence?
Which is more common, "casa" or "cos"?
After this comparison
You've compared "casa" and "cos". Here's where to go from here.
- Full dictionary entry for "casa" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "cos" - compare definitions side by side with the headword page. Word entry
- This pair ranks #1,343,154 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
- "casa" and "cos" also get mixed up with nearby pairs, the highest-scored neighbour is "CCS vs cos". 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 #1,343,154 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.