infiltrieren

[ɪnfɪlˈtʁiːʁən]

/[ɪnfɪlˈtʁiːʁən]/ verb

The verdict

“infiltrieren” is uncommon German (frequency #73,646 among 17,725 “I” headwords), classed as a verb. The kind of spelling people second-guess.

#73,646
frequency rank, German
17,725
“I” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - in etwas eindringen, jemanden durchdringen, jemanden oder etwas unterwandern

Key facts for infiltrieren
PropertyValue
Headwordinfiltrieren
LanguageGerman
Part of speechVerb
IPA[ɪnfɪlˈtʁiːʁən]
Letters12
Frequency rank#73,646
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “infiltrieren” 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). infiltrieren lands here:

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

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

Rare enough to double-check

infiltrieren is uncommon German at frequency #73,646 among 17,725 “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

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.

Using “infiltrieren”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct German spelling is I-N-F-I-L-T-R-I-E-R-E-N - every other letter order is a misspelling in standard orthography.
  • Say it as [ɪnfɪlˈtʁiːʁən] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more German words and confusable pairs in the same reference. German words

Other uncommon German words near this rank

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 FrequencyWords open word-frequency list