sein

[zaɪ̯n]

/[zaɪ̯n]/ verb

The verdict

“sein” has 5 generated spelling variants in the German index at frequency #63. The variants make it a useful spelling check.

#63
frequency rank, German
8,027
“S” headwords
5
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 2, 2026) - Kopula, die dem Subjekt ein logisches Prädikat zuordnet

Corpus desk

Index DE-sein · sein · German

sein · rank #63 · 5 variants · 20 confusables

  • FREQ-CORE #63
  • LEN-MID 4 letters
  • VOW-2 2 vowels
  • CONFUS-HIGH 20 pairs
  • VAR-MID 5 variants
  • BOOK-DENSE 8,027
  • PHOTO-FINISH mir

Nearest frequency peer: mir (-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 “sein”

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

corpus weight

What this shows Bars show where “sein” 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 2, 2026

Visual similarity to commonly confused words

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

sein vs Sn
25% similar
sein vs sie
50% similar
sein vs Sex
25% similar

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

Key facts for sein
PropertyValue
Headwordsein
LanguageGerman
Part of speechVerb
IPA[zaɪ̯n]
Letters4
Frequency rank#63
Misspellings tracked5
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “sein” 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). sein lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 5 spelling variants around sein (IPA [zaɪ̯n]), averb. Corpus frequency is #63 among 8,027 “S” headwords. Wiktionary lists 4 senses, so context still picks the gloss.

Our generated misspelling index lists 5 likely wrong-spelling variants for sein, with forms such as "esin", "seinn", and "seni". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 20 confusable-pair relationships, "Sn", "sie", "Sex", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Our source data has no etymology on file for this entry, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct German form is sein, spelled S-E-I-N.

Definition

  1. 1
    Kopula, die dem Subjekt ein logisches Prädikat zuordnet
  2. 2
    sich am genannten Ort befinden
  3. 3
    existieren
  4. 4
    Hilfszeitwort zur Bildung zusammengesetzter Zeiten bestimmter Verben

Recorded use

Wiktionary examples

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

  1. Er ist 30 Jahre alt.
  2. Der Präsident ist schwarz.

Synonyms

This word in other languages

Common misspellings

Also misspelled as:

  • esin
  • seinn
  • seni
  • sien
  • ssein

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of sein - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

esin2seinn1seni2sien2ssein1
Edit distance from "sein"

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 2, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.

Frequently Asked Questions

How do you spell "sein"?
"sein" is spelled S-E-I-N. The IPA pronunciation is [zaɪ̯n].
What does "sein" mean?
As a verb, "sein" means: Kopula, die dem Subjekt ein logisches Prädikat zuordnet
What words are commonly confused with "sein"?
"sein" is commonly confused with "Sn", "sie", "Sex". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "sein"?
The IPA (International Phonetic Alphabet) transcription for "sein" is [zaɪ̯n]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "sein" come from?
"sein" is a German word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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 German words by spelling shape

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

Same letter count

Frequency-ranked German headwords with 4 letters (nearest by frequency rank).

Similar misspelling depth

Headwords with a similar count of attested misspellings (5 here; floor ≥5).

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