CSR

noun

By · According to Wiktionary data (CC BY-SA) ·

"csr" is a 3-letter English headword indexed on PlainSpell.

The verdict

“CSR” sits in 20 confusable pairs (corpus #22,634) as a noun. The look-alike neighbours are the real trap.

#22,634
frequency rank, English
5,599
“C” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of corporate social responsibility.

Corpus desk

Index EN-csr · CSR · English

CSR · rank #22,634 · 0 variants · 20 confusables

  • FREQ-MID #22,634
  • LEN-MID 3 letters
  • VOW-0 0 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH craven

Nearest frequency peer: craven (-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.

Frequency neighbours of confusable “CSR”

Peers at similar corpus weight, separate from look-alike pairs below

corpus weight

What this shows Bars place “CSR” against nearest ranked English headwords, not a reprint of the confusable-pair desk.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

CSR vs CT
33% similar
CSR vs CV
33% similar
CSR vs CU
33% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for CSR
PropertyValue
HeadwordCSR
LanguageEnglish
Part of speechNoun
Letters3
Frequency rank#22,634
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Corpus rank beside confusables of “CSR”

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).CSRlands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “craven” (#22,633), “Cumbria” (#22,635), “cushions” (#22,636). Among 5,599 “C” headwords, “CSR” is #22,634. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for CSR is neighbouring look-alikes ("CT", "CV", …), not just typos; it is anoun. Frequency #22,634 among 5,599 “C” headwords. 4 recorded senses keep meaning in play.

Our edit-distance generator produced no likely misspellings for CSR, since its letter sequence doesn't invite the usual edit-distance slips. It also participates in 20 confusable-pair relationships, "CT", "CV", "CU", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

This headword's origin isn't recorded in our source data, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct English form is CSR, spelled C-S-R.

Definition

  1. 1
    Initialism of corporate social responsibility.
  2. 2
    Initialism of customer service representative.
  3. 3
    Initialism of certificate signature request.
  4. 4
    Initialism of control and status register.

Recorded use

Wiktionary examples

These source excerpts show how CSR appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. He could never have developed GE’s reputation in that sector if he were still fighting the image of stonewalling on Hudson River cleanup efforts. “They've completely jujitsu-ed that,” notes PR executive Richard Edelman. “They've set a new standard. It's not just corporate social responsibility (CSR) as philanthropy. It's CSR that makes money.”
  2. While there appears to be something to this generalization about millennials and CSR appeals, much more needs to be learned about the nuances of what works and what does not.

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

How do you spell "CSR"?
"CSR" is spelled C-S-R.
What does "CSR" mean?
As a noun, "CSR" means: Initialism of corporate social responsibility.
What words are commonly confused with "CSR"?
"CSR" is commonly confused with "CT", "CV", "CU". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What language does "CSR" come from?
"CSR" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "CSR", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 3 letters (nearest by frequency rank).

CES#22,610Ely#22,658evo#22,663Tia#22,528

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list