infiltrieren

[ɪnfɪlˈtʁiːʁən]

/[ɪnfɪlˈtʁiːʁən]/ verb

The verdict

“infiltrieren” is uncommon German (frequency #73,646 among 1,488 “I” headwords), classed as a verb. The kind of spelling people second-guess.

#73,646
frequency rank, German
1,488
“I” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - in etwas eindringen, jemanden durchdringen, jemanden oder etwas unterwandern

Corpus desk

Index DE-infiltrieren · infiltrieren · German

infiltrieren · rank #73,646 · 0 variants · 0 confusables

  • FREQ-RARE #73,646
  • LEN-MEGA 12 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,488
  • PHOTO-FINISH Indizierung

Nearest frequency peer: Indizierung (-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.

Langschwanz-Ränge nahe „infiltrieren“

Dünnes Band: Balken invertieren den Rang, seltenere Formen wirken kürzer

corpus weight

What this shows Langschwanz-Sicht: wo „infiltrieren“ gegen ähnlich seltene deutsche Ränge sitzt.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for infiltrieren
PropertyValue
Headwordinfiltrieren
LanguageGerman
Part of speechVerb
IPA[ɪnfɪlˈtʁiːʁən]
Letters12
Frequency rank#73,646
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Langschwanz-Rang von „infiltrieren“ im Deutschen

Diese Skala geht vom Kern des Alltagdeutschen (links) bis zum seltenen Langschwanz (rechts).infiltrierenfällt in diesen Seltenheitsbereich:

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

Die Ticks laufen logarithmisch; jeder ist rund zehnmal seltener. Seltene Nachbarn derselben Bandbreite: „Indizierung“ (#73,645), „inkompetente“ (#73,647), „Innenarchitekt“ (#73,649). Unter 1,488 „I“-Lemmata liegt „infiltrieren“ bei #73,646. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

infiltrieren is uncommon German at frequency #73,646 among 1,488 “I” headwords, classed as averb, transcribed [ɪnfɪlˈtʁiːʁən]. Rarity is why readers land here mid-draft. 2 senses are on record.

No generated misspelling entries exist for infiltrieren in our index, typically a sign the spelling maps closely to how the word sounds. It is not paired with a close-neighbour confusable in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.

No documented word history exists for this headword, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct German form is infiltrieren, spelled I-N-F-I-L-T-R-I-E-R-E-N.

Definition

  1. 1
    in etwas eindringen, jemanden durchdringen, jemanden oder etwas unterwandern
  2. 2
    jemandem etwas einflößen

Recorded use

Wiktionary examples

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

  1. Er infiltriert das System.
  2. „Die Reaktion der Nordvietnamesen bestand darin, dass sie ihre Bemühungen intensivierten, das Nachbarland zu infiltrieren und die kommunistische Bewegung des Landes […] zu schulen.“

This word in other languages

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 "infiltrieren"?
"infiltrieren" is spelled I-N-F-I-L-T-R-I-E-R-E-N. The IPA pronunciation is [ɪnfɪlˈtʁiːʁən].
What does "infiltrieren" mean?
As a verb, "infiltrieren" means: in etwas eindringen, jemanden durchdringen, jemanden oder etwas unterwandern
How do you pronounce "infiltrieren"?
The IPA (International Phonetic Alphabet) transcription for "infiltrieren" is [ɪnfɪlˈtʁiːʁən]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "infiltrieren" come from?
"infiltrieren" is a German 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 German words by spelling shape

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

Same letter count

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

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

Source: FrequencyWords open word-frequency list