How do you pronounce "speedup"?

In American English: /ˈspiːˌdəp/ (SPEE-duhp). In British English: /spˈiːdʌp/ (SP-eed). In Canadian English: /ˈspiːˌdəp/ (SPEE-duhp). In Australian English: /spˈiːdʌp/ (SP-eed).

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

Yes. In American English it's pronounced /ˈspiːˌdəp/ (SPEE-duhp), while in British English it's /spˈiːdʌp/ (SP-eed).

How to Pronounce "speedup"

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speedup

regional

/ˈspiːˌdəp/

SPEE-duhp

Syllable Breakdown

spiːspe·dəpedup

Source

80%confidence📘 CMU Pronouncing Dictionary v0.7b

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Last updated: 2026-02-14