“Pho” is a three-letter word that almost every English speaker mispronounces on the first try. The correct pronunciation is FUH - not “FOH,” the version most people guess based on the spelling. Here’s a complete breakdown of why, and exactly how to say it correctly.
The International Phonetic Alphabet (IPA) transcription of “pho” is:
American English: /fʌ/
British English: /fɜː/
In plain English, it sounds like “FUH” - it rhymes with “duh,” “uh,” and the start of “under.” It does not rhyme with “go,” “toe,” or “foe,” despite what the spelling suggests.
“Pho” is a single syllable, so there’s no stress pattern to worry about - just one short, clean vowel sound.
Break the word into 2 sounds: F + UH. Here’s how to produce each one:
Combine them: “FUH.” Say it slowly three times, then at natural speed. The fastest check: say “duh” and swap the D for an F. That’s exactly “pho.”
This is where most guides stop - but understanding the origin makes the pronunciation stick permanently.
“Pho” (phở) is a Vietnamese word, and the mismatch between its spelling and its sound comes from Vietnamese’s writing system, chữ Quốc ngữ, a Latin-based alphabet developed by 17th-century Portuguese and French missionaries to represent sounds that don’t exist in French, Portuguese, or English. In Vietnamese, the letter “ơ” represents a mid-central vowel close to the English “uh” sound - completely different from how an English speaker instinctively reads a plain “o.” The written accent above the o in “phở” also marks a falling-rising tone, which native Vietnamese speakers use to distinguish “phở” (noodle soup) from other words that would otherwise sound identical. English speakers aren’t expected to reproduce Vietnamese tones, but recognizing that the vowel itself is “uh,” not “oh,” gets you most of the way to being understood.
The origin of the dish - and possibly the word itself - is genuinely debated among food historians. One widely cited theory traces “phở” to the French dish pot-au-feu (“pot on the fire”), a slow-simmered beef and vegetable stew that French colonists brought to Hanoi in the late 19th and early 20th centuries; under this theory, Vietnamese cooks adapted the French beef broth technique to local rice noodles, and the word “phở” evolved from the “feu” in “pot-au-feu.” A competing theory points to the Chinese word 粉 (fěn), meaning rice noodles, brought to northern Vietnam by Cantonese immigrants around the same period. Most food historians now believe the dish itself likely combined both influences - French-style beef broth technique layered onto a Chinese-influenced noodle tradition - crystallizing into its modern form in Hanoi in the early 1900s before spreading south and, after 1954, around the world with Vietnamese emigration.
Either way, the word entered English relatively recently, through Vietnamese-American restaurants from the 1970s onward, without ever being anglicized the way older loanwords sometimes are - so it kept its original Vietnamese vowel sound intact, spelling be damned.
There’s also a regional split within Vietnam itself that shows up on English menus: northern-style phở (phở Bắc), from Hanoi, uses a clearer, simpler beef broth with fewer herbs, while southern-style phở (phở Nam), popularized after 1954 when many northerners resettled in Saigon, is typically sweeter and served with a large plate of fresh herbs, bean sprouts, and lime on the side. Both are pronounced identically - the north/south difference is entirely about the recipe, not the word itself.
/fʌ/ - “FUH.” American English speakers use the same short, central vowel found in “duh” or “cup.” This is the version used almost universally on US menus and in American food media.
/fɜː/ - closer to “FUR” without pronouncing the R, since British English is non-rhotic. The vowel is slightly longer and more central than the American version, similar to the vowel in “her” or “fur” with the final R dropped.
Both are correct, and both are close approximations of the Vietnamese original - no English dialect reproduces the Vietnamese vowel and tone exactly. Choose the accent you’re learning and stick with it for consistency; either version will be understood clearly at a Vietnamese restaurant. If you want to get even closer to native Vietnamese pronunciation, the best approach is to listen to a native speaker say the word and imitate the vowel quality directly, rather than relying on either English approximation alone.
Minimal pairs are words that differ by only one sound. Drilling these builds the muscle memory for the key vowel in “pho.”
Say each pair out loud five times. If the sounds blur together, slow down and exaggerate the difference first. A fourth check, once those three feel solid, is “cut” /kʌt/ - another common word sharing the exact target vowel, useful whenever you want a fast gut-check outside of a food context.
These are the specific errors non-native and native English speakers make most often:
In American English, “pho” is pronounced /fʌ/ - it sounds like “FUH,” rhyming with “duh” and “uh.” It does not rhyme with “go,” “toe,” or “foe,” even though the spelling might suggest that. This vowel mismatch is the entire reason the word trips up first-time readers - every other letter in “pho” behaves exactly as expected.
No. This is the single most common mistaken assumption. “Pho” uses the short, central /ʌ/ vowel (as in “duh”), not the long /oʊ/ diphthong found in “go,” “no,” or “toe.” Saying “FOH” instead of “FUH” is the number-one giveaway of a first-time pronunciation guess.
“Pho” rhymes with “duh,” “uh,” and the first syllable of “under” or “oven.” If you can say any of those naturally, you already have the correct vowel for “pho” - just add the F sound at the start.
“Pho” has just 1 syllable: FUH. There’s no stress pattern to think about, since a one-syllable word carries all of its emphasis by default - just keep the vowel short and clipped rather than drawing it out. This is worth noting because many learners, expecting a longer or more “exotic”-sounding word given its foreign origin, are surprised at how short and simple “pho” actually is once the vowel is corrected.
Use the practice tool above to check your pronunciation with real audio feedback. Once “pho” feels automatic, the same short “uh” vowel will help you with other everyday English words that trip up learners for the exact same reason - spelling that looks like it should be “oh” but isn’t, such as “love,” “done,” and “some.” Happy practicing!
Ready to put it into practice?
Practice your pronunciation now