Cs

[t͡seːˈʔɛs]

/[t͡seːˈʔɛs]/ abbrev

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

The verdict

“Cs” sits in 20 confusable pairs (corpus #11,205) as an abbreviation. The look-alike neighbours are the real trap.

#11,205
frequency rank, German
1,273
“C” headwords
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - chemisches Symbol Cäsium

Corpus desk

Index DE-cs · Cs · German

Cs · rank #11,205 · 0 variants · 20 confusables

  • FREQ-MID #11,205
  • LEN-SHORT 2 letters
  • VOW-0 0 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-0 0 variants
  • BOOK-MID 1,273
  • PHOTO-FINISH Cousine

Nearest frequency peer: Cousine (-1 rank slots)

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 neighbourhood for “Cs”

Lower corpus rank = more everyday usage (inverted bar length for readability)

corpus weight

What this shows Bars show where “Cs” sits against the nearest ranked German headwords in the FrequencyWords band, not a reprint of letter-browse containment.

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).

Cs vs CT
50% similar
Cs vs cu
0% similar
Cs vs cz
0% similar

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

Key facts for Cs
PropertyValue
HeadwordCs
LanguageGerman
Part of speechAbbreviation
IPA[t͡seːˈʔɛs]
Letters2
Frequency rank#11,205
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “Cs” sits in German frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).Cs lands 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. Source: FrequencyWords open word-frequency list.

Easy to mix with look-alikes

The spelling risk for Cs is neighbouring look-alikes ("CT", "cu", …), not just typos; it is anabbreviation pronounced [t͡seːˈʔɛs]. Frequency #11,205 among 1,273 “C” headwords. Gloss: "chemisches Symbol Cäsium".

No generated misspelling entries exist for Cs in our index, a sign its spelling follows regular German conventions. It also participates in 20 confusable-pair relationships, "CT", "cu", "cz", and more, where similar look or sound leads writers to substitute one word for another in context.

No explicit etymology string is stored for this entry, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct German form is Cs, spelled C-S.

Definition

  1. 1
    chemisches Symbol Cäsium

Recorded use

Wiktionary example

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

  1. Das Isotop ¹³⁷Cs hat eine Halbwertszeit von 30,17 Jahren.

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 German corpus, MIT). See the methodology for how each field is sourced and updated.

PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "Cs"?
"Cs" is spelled C-S. The IPA pronunciation is [t͡seːˈʔɛs].
What does "Cs" mean?
As an abbreviation, "Cs" means: chemisches Symbol Cäsium
What words are commonly confused with "Cs"?
"Cs" is commonly confused with "CT", "cu", "cz". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "Cs"?
The IPA (International Phonetic Alphabet) transcription for "Cs" is [t͡seːˈʔɛs]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "Cs" come from?
"Cs" is a German word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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.

What to do next

You've looked up "Cs". Here's where to go from here.

  • "Cs" maps to 20 confusable pairs in this vintage; the highest-scored is "CT". View pair
  • Usage frequency rank #11,205 among German headwords in this corpus. Corpus statistics
  • Browse more German words in the "C" letter cohort. C–Z browse

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

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.

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

Source: FrequencyWords open word-frequency list