How do you pronounce "underdeveloped"?

In American English: /ˌəndɝdɪˈvɛləpt/ (uhnd-urd-i-VEHL-uhpt). In British English: /ˌʌndədɪvˈɛləpt/ (uhnd-uhd-iv-EHL-uhpt). In Canadian English: /ˌəndɝdɪˈvɛləpt/ (uhnd-urd-i-VEHL-uhpt). In Australian English: /ˌʌndədɪvˈɛləpt/ (uhnd-uhd-iv-EHL-uhpt).

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

Yes. In American English it's pronounced /ˌəndɝdɪˈvɛləpt/ (uhnd-urd-i-VEHL-uhpt), while in British English it's /ˌʌndədɪvˈɛləpt/ (uhnd-uhd-iv-EHL-uhpt).

How to Pronounce "underdeveloped"

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underdeveloped

regional

/ˌəndɝdɪˈvɛləpt/

uhnd-urd-i-VEHL-uhpt

Syllable Breakdown

əndun·ɝdder·ɪde·vɛlvel·əptoped

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14