How do you pronounce "lengthy"?

In American English: /ˈlɛŋθi/ (LEHNGTH-ee). In British English: /lˈɛŋθi/ (L-ehngth). In Canadian English: /ˈlɛŋθi/ (LEHNGTH-ee). In Australian English: /lˈɛŋθi/ (L-ehngth).

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

Yes. In American English it's pronounced /ˈlɛŋθi/ (LEHNGTH-ee), while in British English it's /lˈɛŋθi/ (L-ehngth).

How to Pronounce "lengthy"

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lengthy

/ˈlɛŋθi/

LEHNGTH-ee

Syllable Breakdown

lɛŋθlen·igthy

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14