unterirdisch

[ˈʊntɐˌʔɪʁdɪʃ]

/[ˈʊntɐˌʔɪʁdɪʃ]/ adj

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

The verdict

“unterirdisch” has 19 generated spelling variants in the German index at frequency #18,735. The variants make it a useful spelling check.

#18,735
frequency rank, German
2,159
“U” headwords
19
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - unter der Erdoberfläche (befindlich)

Corpus desk

Index DE-unterirdisch · unterirdisch · German

unterirdisch · rank #18,735 · 19 variants · 2 confusables

  • FREQ-MID #18,735
  • LEN-MEGA 12 letters
  • VOW-4 4 vowels
  • CONFUS-LOW 2 pairs
  • VAR-HIGH 19 variants
  • BOOK-MID 2,159
  • PHOTO-FINISH unkompliziert

Nearest frequency peer: unkompliziert (-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.

Rang-Peers am Tippfehler-Magneten „unterirdisch“

Gleiche Seltenheitsbandbreite: nützlich, wenn ein Tippfehler auf ein Peer-Lemma trifft

corpus weight

What this shows „unterirdisch“ sitzt unter diesen FrequencyWords-Peers; die Tippfehlertiefe steht separat im Edit-Distance-Chart.

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).

unterirdisch vs unterirdische
92% similar
unterirdisch vs unterirdischen
86% similar

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

Key facts for unterirdisch
PropertyValue
Headwordunterirdisch
LanguageGerman
Part of speechAdjective
IPA[ˈʊntɐˌʔɪʁdɪʃ]
Letters12
Frequency rank#18,735
Misspellings tracked19
Confusable pairs2
SourceWiktionary (kaikki.org)

Häufigkeitslage von Tippfehler-Magnet „unterirdisch“

Die Häufigkeit läuft von den wenigen Alltagswörtern (links) bis zur langen, seltenen Schwanzseite (rechts).unterirdischliegt hier neben dem Tippfehler-Druck:

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

Die Achse ist logarithmisch: jeder Tick markiert etwa zehnfach geringere Häufigkeit. Peers derselben Seltenheitsbandbreite: „unkompliziert“ (#18,734), „unterwerfen“ (#18,736), „Ungarns“ (#18,733). Unter 2,159 „U“-Lemmata liegt „unterirdisch“ bei #18,735. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 19 spelling variants around unterirdisch (IPA [ˈʊntɐˌʔɪʁdɪʃ]), anadjective. Corpus frequency is #18,735 among 2,159 “U” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 19 likely wrong-spelling variants for unterirdisch, with forms such as "nuterirdisch", "unetrirdisch", and "unnterirdisch". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 2 confusable-pair relationships, "unterirdische", "unterirdischen", a pairing that trips writers up because the two words share enough sound or shape to blur together.

This entry's etymology isn't recorded, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct German form is unterirdisch, spelled U-N-T-E-R-I-R-D-I-S-C-H.

Definition

  1. 1
    unter der Erdoberfläche (befindlich)
  2. 2
    sehr schlecht

Recorded use

Wiktionary examples

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

  1. Danach gelangten wir in einen unterirdischen Gang.
  2. „Das von unterirdischen Maschinen angetriebene Blech des „Eisernes Sees“ ist blau bemalt, und wenn du im Schinakel sitzt und dich krampfhaft bemühst, es so zu führen, daß du nicht anprallst oder umkippst, dann kannst du dir einbilden, tatsächlich auf See zu fahren, ohne die salzige Seeluft atmen zu müssen oder naß zu werden.“

Synonyms

unter Tagesubterranhypogäisch

Antonyms

oberirdischüberirdisch

This word in other languages

underground(English)subterráneo(Español)souterrain(Français)subterrâneo(Português)

Common misspellings

Also misspelled as:

  • nuterirdisch
  • unetrirdisch
  • unnterirdisch
  • unteirrdisch
  • unteridrisch
  • unterirddisch
  • unterirdicsh
  • unterirdiscch
  • unterirdischh
  • unterirdishc
  • unterirdissch
  • unterirdsich
  • unteriridsch
  • unterirrdisch
  • unterridisch
  • unterrirdisch
  • untreirdisch
  • untterirdisch
  • utnerirdisch

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of unterirdisch - 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.

nuterirdisch2unetrirdisch2unnterirdisch1unteirrdisch2unteridrisch2unterirddisch1unterirdicsh2unterirdiscch1
Edit distance from "unterirdisch"

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.

Frequently Asked Questions

How do you spell "unterirdisch"?
"unterirdisch" is spelled U-N-T-E-R-I-R-D-I-S-C-H. The IPA pronunciation is [ˈʊntɐˌʔɪʁdɪʃ].
What does "unterirdisch" mean?
As an adjective, "unterirdisch" means: unter der Erdoberfläche (befindlich)
What words are commonly confused with "unterirdisch"?
"unterirdisch" is commonly confused with "unterirdische", "unterirdischen". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "unterirdisch"?
The IPA (International Phonetic Alphabet) transcription for "unterirdisch" is [ˈʊntɐˌʔɪʁdɪʃ]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "unterirdisch" come from?
"unterirdisch" 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 "unterirdisch", not the corpus desk frequency band.

Same letter count

Frequency-ranked German headwords with 12 letters (nearest by frequency rank).

unweigerlich#18,737verlässliche#18,744vorsichtiger#18,757stabilisiert#18,709

Similar misspelling depth

Headwords with a similar count of attested misspellings (19 here; floor ≥5).

Tabellenplatz19 variantsvorgestellten19 variantsausreichenden19 variantspolizeilichen19 variants

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

Source: FrequencyWords open word-frequency list