3 syllables: Pro, ba, bly. Stress on Pro.
PRAH-buh-blee
/ˈpɹɑbəˌbli/
Probably is pronounced PRAH-buh-blee (/ˈpɹɑbəˌbli/). It has three syllables (Pro-ba-bly), with the stress on "Pro". Probably is an adverb meaning with a high degree of likelihood; typically used to express likelihood in everyday speech. In careful speech it can mean “likely” or “most probably,” while in casual speech it often reduces to a schwa + /li/ sound. It is commonly stressed on the first syllable, with two potential pronunciations in connected speech depending on pace and context.
adverbProbably is an adverb meaning with a high degree of likelihood; typically used to express likelihood in everyday speech. In careful speech it can mean “likely” or “most probably,” while in casual speech it often reduces to a schwa + /li/ sound. It is commonly stressed on the first syllable, with two potential pronunciations in connected speech depending on pace and context.
"I’ll probably go to the gym after work."
"That’s probably the best solution we’ve found so far."
"She’ll probably arrive around noon, if traffic isn’t bad."
Pronounce as /ˈprɒb.ə.bli/ in careful speech, or more compactly /ˈprɒb.li/ in rapid speech. The primary stress is on the first syllable: PROB-uh-blee. Start with an open back rounded vowel for /ɒ/ (US/UK AU share this quality in many dialects), follow with a schwa for /ə/, then a light /bli/ or /b.li/ at the end. In connected speech, the middle syllable may reduce or vanish, so you might hear /ˈprɒbli/ or /ˈprɑbli/ depending on locale. IPA guide: US/UK/AU all align with /ˈprɒb.ə.bli/ in careful speech. Audio references: approximate reviews on Forvo or YouGlish show common reductions in casual contexts.
Two common errors: 1) Moving the first syllable too far forward, yielding /ˈprow-bə-lee/ instead of /ˈprɒb.ə.bli/. 2) Overpronouncing the second syllable, saying /ˈprɒb-uh-bloo/ or adding an extra consonant. Correction: keep the middle /ə/ as a light, quick schwa and avoid adding vowels between /b/ and /l/; aim for a smooth sequence: /ˈprɒb.ə.bli/ with the final /li/ in a quick, clipped form. Practice with minimal pairs like “probable” vs “probably” without adding extra syllables.
In US, UK, and AU, the initial /ɒ/ vowel quality can shift: US often has a more open /ɑ/ in some speakers, UK often /ɒ/ or broader /ɒ/ depending on region, AU varies toward /ɒ/ with a more centralized ending. The mute or reduced second syllable affects all three, but rhoticity matters: US tends to be rhotic in many dialects, so /r/ may influence surrounding vowels in rapid speech; UK and AU typically non-rhotic, so /r/ is less pronounced and can influence adjacent vowels differently. The final /li/ may be shortened in US and AU, while UK tends toward a slightly clearer final /li/ in careful speech.
Because it involves multi-syllabic timing, consonant clustering /b l/ within a short window, and vowel reductions across rapid speech. The middle syllable often reduces to a schwa, making the word feel like PROB-lee or PROB-bli depending on pace. Coordinating mouth positions for /ɒ/, /ə/, and /bli/ requires smooth transitions; misplacing stress or elevating the middle vowel can cause a staccato feel. Practicing with minimal pairs and slow-to-normal tempo helps stabilize the rhythm and reduces accent creep.
A unique aspect is the potential syllable reduction in connected speech shifting the word from a three-syllable pattern into a two-syllable rhythm: PROB-blee or PROB-li. This contraction rhythm is common in American and British casual speech; the second syllable often loses its strong vowel, becoming a quick /ə/ or a silent diphthong, especially before a following consonant or in rapid dialogue. Listening to native speakers on YouGlish reveals many variants, but the core is the strong first-syllable stress with a light middle and quick ending.
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Probably derives from the Middle French probable, from Latin probabilis meaning “provable, plausible” (probare ‘to prove’). In English, probable appeared in the 15th century indicating something that could be proved or believed likely. The noun probability later influenced its adverbial usage, with the sense evolving to indicate likelihood in everyday judgment rather than strict proof. The word fed into conversational English in the early modern period as discourse relied more on hedged statements and speaker confidence. The spelling stabilized in Modern English as probably, with the primary stress shifting in common usage toward the first syllable, though speakers sometimes reduce it in fast speech. First known use in print appears in the 1500s in contexts describing plausibility rather than certainty, and by the 19th and 20th centuries it became a staple in both formal and informal registers as hedging. The evolution reflects broader shifts in how speakers negotiate certainty and probability in spoken language, balancing precision and efficiency.
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Words that rhyme with "Probably"
-ply sounds
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