How do you pronounce "infiltration"?

In American English: /ˌɪnfɪlˈtreɪʃən/ (inf-il-TRAYSH-uhn). In British English: /ˌɪnfɪltɹˈeɪʃən/ (inf-iltr-AYSH-uhn). In Canadian English: /ˌɪnfɪlˈtreɪʃən/ (inf-il-TRAYSH-uhn). In Australian English: /ˌɪnfɪltɹˈeɪʃən/ (inf-iltr-AYSH-uhn).

Is "infiltration" pronounced differently in American and British English?

Yes. In American English it's pronounced /ˌɪnfɪlˈtreɪʃən/ (inf-il-TRAYSH-uhn), while in British English it's /ˌɪnfɪltɹˈeɪʃən/ (inf-iltr-AYSH-uhn).

How to Pronounce "infiltration"

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infiltration

regional

/ˌɪnfɪlˈtreɪʃən/

inf-il-TRAYSH-uhn

Syllable Breakdown

ɪnfin·ɪlfil·treɪʃtra·əntion

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14