Jr
"jr" is a 2-letter English headword indexed on PlainSpell.
The verdict
“Jr” is a regularly-used English word, ranked #2,739 in English word frequency and used as an adjective.
- #2,739
- frequency rank, English
- 2
- letters
- 20
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A title used after a son's name when his father has the same name.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | Jr |
| Language | English |
| Part of speech | Adjective |
| Letters | 2 |
| Frequency rank | #2,739 |
| Misspellings tracked | 0 |
| Confusable pairs | 20 |
| Source | Wiktionary (kaikki.org) |
Where “Jr” sits in English frequency
Spelling & Dictionary Insight
The English entry for Jr is 2 letters long, classified as an adjective. Corpus data places it at rank #2,739 in overall English word frequency, indicating it appears regularly in written and spoken text. The dominant gloss from Wiktionary reads: "A title used after a son's name when his father has the same name.".
The misspelling generator found no plausible variants for Jr, a straightforward case of a spelling with little room for common typos. It also participates in 20 confusable-pair relationships, "Ju", "JV", "JW", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Etymologically, the entry records: Abbreviation of junior. The correct English form is Jr, spelled J-R.
Definition
- 1A title used after a son's name when his father has the same name.
Etymology
Abbreviation of junior.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “Jr”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is J-R - every other letter order is a misspelling in standard orthography.
- Don't mix it up with “Ju” - see the side-by-side comparison. Jr vs Ju
- Browse more English words and confusable pairs in the same reference. English words
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.