How do you pronounce "underside"?

In American English: /ˈʌndɝˌsaɪd/ (UHND-ur-seyed). In British English: /ˌʌndəsˈaɪd/ (uhnd-uhs-EYED). In Canadian English: /ˈʌndɝˌsaɪd/ (UHND-ur-seyed). In Australian English: /ˌʌndəsˈaɪd/ (uhnd-uhs-EYED).

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

Yes. In American English it's pronounced /ˈʌndɝˌsaɪd/ (UHND-ur-seyed), while in British English it's /ˌʌndəsˈaɪd/ (uhnd-uhs-EYED).

How to Pronounce "underside"

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underside

regional

/ˈʌndɝˌsaɪd/

UHND-ur-seyed

Syllable Breakdown

ʌndun·ɝder·saɪdside

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14