Which to use
“JSON” is a name and “jun” is a noun - they look or sound alike but fill different roles in a sentence.
- #39,378
- “JSON” frequency rank
- #7,805
- “jun” frequency rank
- 47183
- confusion score
Side-by-Side Comparison
| Feature | JSON | jun |
|---|---|---|
| Definition | Initialism of JavaScript Object Notation, a data format used to represent structured data. It is based on JavaScript syntax. | A monetary unit of North Korea and formerly of South Korea, equal to one hundredth of a won. |
Where the eye mixes JSON and jun
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Why the eye confuses JSON with jun
These two trip readers on the page rather than in the ear: JSON is /ˈd͡ʒeɪsən/ while jun is /dʒʌn/. 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 (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 47183, derived from the frequency rank of both members and their visual similarity.
JSON is recorded at frequency rank #39,378, classified as aname, pronounced /ˈd͡ʒeɪsən/. jun is at rank #7,805, tagged as anoun, pronounced /dʒʌn/.
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 47183, this pair ranks #204,788 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of JSON vs jun
Shared letters: jn. Private to "JSON": os. Private to "jun": u.
"JSON" · 4 letters · shape CCVC · "jun" · 3 letters · shape CVC
Known mistypes of this pair
- JSON ← jjson · josn · jsno · jsonn · jsson · sjon
Frequently Asked Questions
Is swapping "JSON" for "jun" ever safe?
Which is more common, "JSON" or "jun"?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "JSON" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "jun" - compare definitions side by side with the headword page. Word entry
- This pair ranks #204,788 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "JSON" and "jun" also get mixed up with nearby pairs, the highest-scored neighbour is "jinn vs JSON". 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 #204,788 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.