2 syllables: mus, ter. Stress on mus.
MUHS-tur
/ˈmʌstɚ/
muster is pronounced MUHS-tur (/ˈmʌstɚ/). It has two syllables (mus-ter), with the stress on "mus". Muster is a verb meaning to gather, assemble, or summon a group or feeling (e.g., soldiers, resources, courage). It can also function as a noun in some contexts to mean a collection or assemblage. In practice, it emphasizes bringing together available people or things, often in response to a need or demand. The term conveys intentional effort to collect or summon what is needed.
Muster is a verb meaning to gather, assemble, or summon a group or feeling (e.g., soldiers, resources, courage). It can also function as a noun in some contexts to mean a collection or assemblage. In practice, it emphasizes bringing together available people or things, often in response to a need or demand. The term conveys intentional effort to collect or summon what is needed.
"The captain must muster the troops at dawn."
"She mustered the courage to speak up during the meeting."
"The team is able to muster enough funds for the project."
US/UK/AU pronunciation centers on stressed first syllable: must-er with /ˈmʌs.tər/ (US, UK-like rhotic approximations show final /ər/-like vowel). In British English you may hear a slightly reduced second syllable /ˈmʌs.tə/, while Australian often lands closer to /ˈməs.tə/ with a schwa in the second syllable. Mouth positioning features a low back vowel /ʌ/ for the first syllable, then a relaxed /ər/ or /ə/ in the second, with final r-coloring softened in non-rhotic variants.
Two frequent errors are pronouncing the first syllable as /mæt/ (like ‘mat’) instead of /mʌs/, and over-articulating the second syllable as /ər/ with a full ‘r’ in non-rhotic dialects. Correct by ensuring the first vowel is the lax /ʌ/ as in 'cup,' and reduce the second to a quick /ə/ or /əɹ/ depending on accent. Practice the sequence /ˈmʌs.tər/ (US) or /ˈmʌs.tə/ (UK) with a light, unstressed second syllable.
In US English, /ˈmʌs.tər/ with rhotic final and a clearer /ər/. UK English tends to reduce the final to /tə/ or /tə/ with a shorter /ə/; non-rhotic accents may weaken the /r/. Australian tends toward /ˈməs.tə/ with a schwa-like second syllable and less rhotic emphasis. Across all, the main variance is the second syllable vowel quality and rhotic realization, not the initial /m/ or /ʌ/.
The challenge lies in the unstressed second syllable and the subtle rhotic vowel in American speech. The first syllable uses a lax /ʌ/ that can slip toward /ɜ/ for some speakers, and the second syllable often reduces to a schwa, which can blur the word. Coordinating the transition from /ʌ/ to a weaker /ə/ while keeping the primary stress on the first syllable requires precise timing and muscular relaxation.
The unique factor is the combination of a stressed open-back lax vowel /ʌ/ followed by a reduced /ə/ or /ɜr/ depending on dialect. Some speakers also produce a slight 'r-colored' vowel in rhotic dialects, while non-rhotic speakers may lose the r entirely and say /ˈmʌs.tə/. This dual behavior—clear initial vowel with reduced second syllable—helps distinguish muster from similar words like ‘mustard’ in rapid speech.
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Muster comes from the Old French motier, later reinforced through Medieval Latin monstrum and Latin complicis, but its modern sense of gathering people or resources crystallized in the early 16th century in military contexts. The word evolved from phrases like ‘to muster men’ or ‘to muster troops,’ implying a deliberate summoning or collection of forces. Its semantic arc expanded into civilian contexts to mean assembling any group or resources, and even intangible things like courage or enthusiasm. The spelling reflects its relation to ‘must’ in older forms and its Germanic root influences through the Middle English adoption of military terminology. First known use in English is documented in the 1500s, where muster referred primarily to assembling soldiers and equipment for inspection or deployment. Over time, usage broadened to non-military assemblies (muster of support, muster of evidence) while maintaining the core idea of summoning and organizing elements into a cohesive whole. The term has retained its organizing, proactive connotation across centuries.
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💡 These words have similar meanings to "muster" and can often be used interchangeably.
🔄 These words have opposite meanings to "muster" and show contrast in usage.
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Words that rhyme with "muster"
-ter sounds
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