CLR
"clr" is a 3-letter English headword indexed on PlainSpell.
The verdict
“CLR” is uncommon English (frequency #54,696 among 5,599 “C” headwords), classed as a proper noun. The kind of spelling people second-guess.
- #54,696
- frequency rank, English
- 5,599
- “C” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of Common Language Runtime.
Corpus desk
Index EN-clr · CLR · English
CLR · rank #54,696 · 0 variants · 0 confusables
- FREQ-RARE #54,696
- LEN-MID 3 letters
- VOW-0 0 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-DENSE 5,599
- PHOTO-FINISH Clydesdale
Nearest frequency peer: Clydesdale (+1 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Long-tail ranks near “CLR”
Sparse band: bars invert rank so rarer forms read shorter
- Cirencester
Cirencester
45,311 corpus weight
- clammy
clammy
45,310 corpus weight
- classicism
classicism
45,309 corpus weight
- clichéd
clichéd
45,307 corpus weight
- CLR
CLR
45,305 corpus weight
- Clydesdale
Clydesdale
45,304 corpus weight
What this shows Long-tail view: where “CLR” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | CLR |
| Language | English |
| Part of speech | Proper noun |
| Letters | 3 |
| Frequency rank | #54,696 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “CLR” in English
Rare enough to double-check
CLR is uncommon English at frequency #54,696 among 5,599 “C” headwords, classed as aproper noun. Rarity is why readers land here mid-draft. Gloss: "Initialism of Common Language Runtime.".
Zero misspellings are on record for CLR in our index, since its letter pattern doesn't lend itself to common typo substitutions. Our dataset records no confusable match here, since its spelling is unusual enough that it doesn't cluster with a lookalike.
This entry's etymology isn't recorded, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is CLR, spelled C-L-R.
Definition
- 1Initialism of Common Language Runtime.
Recorded use
Wiktionary exampleThese source excerpts show how CLR appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
But we can't use function pointers as we would in C++, and not just for the ideological reason that it doesn't enter into the spirit of the brave new pointerless world of the CLR.
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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Similar English words by spelling shape
Same letter count and similar misspelling depth for "CLR", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).