How do you pronounce "relentlessly"?

In American English: /rɪˈlɛntləsli/ (ri-LEHNTL-uhsl-ee). In British English: /ɹɪlˈɛntləsli/ (ril-EHNTL-uhsl-ee). In Canadian English: /rɪˈlɛntləsli/ (ri-LEHNTL-uhsl-ee). In Australian English: /ɹɪlˈɛntləsli/ (ril-EHNTL-uhsl-ee).

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

Yes. In American English it's pronounced /rɪˈlɛntləsli/ (ri-LEHNTL-uhsl-ee), while in British English it's /ɹɪlˈɛntləsli/ (ril-EHNTL-uhsl-ee).

How to Pronounce "relentlessly"

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relentlessly

regional

/rɪˈlɛntləsli/

ri-LEHNTL-uhsl-ee

Syllable Breakdown

rɪre·lɛntllent·əslless·ily

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14