Which to use
“arb” and “ark” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #46,311
- “arb” frequency rank
- #10,324
- “ark” frequency rank
- 56635
- confusion score
Side-by-Side Comparison
| Feature | arb | ark |
|---|---|---|
| Definition | The act of or potential for arbitrage. | A large box with a flat lid. |
Letter map: arb vs ark
Shared letters muted; letters that set arb and ark apart highlighted. Shared run: 2.
Corpus notes: arb and ark
arb and ark are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they differ by a single letter - b in “arb” becomes k in “ark”. Our composite confusion score for this pair is 56635, derived from the frequency rank of both members and their visual similarity.
arb is recorded at frequency rank #46,311, classified as anoun. ark is at rank #10,324, tagged as anoun, pronounced /ɑːk/.
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 56635, this pair ranks #124,851 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of arb vs ark
Shared letters: ar. Private to "arb": b. Private to "ark": k.
"arb" · 3 letters · shape VCC · "ark" · 3 letters · shape VCC
Frequently Asked Questions
Is swapping "arb" for "ark" ever safe?
Frequency check: "arb" vs "ark" - which ranks higher?
After this comparison
Done with this confusable. These links stay specific to "arb" and "ark".
- Full dictionary entry for "arb" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "ark" - compare definitions side by side with the headword page. Word entry
- This pair ranks #124,851 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "arb" and "ark" also get mixed up with nearby pairs, the highest-scored neighbour is "amb vs arb". Nearby pair
Confusion rank #124,851 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.