To pronounce "frustum", say FRUST-um — 2 syllables. Tap play below to hear it in four English accents, or practice it syllable by syllable.
frustum
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2
Syllables
7
Letters
FRUST-um
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"frustum" has 2 syllables: frust-um. It rhymes with custom and accustom, if that helps it stick.
noun
Practicing rhymes trains the same ending sounds.
"Frustum" has 2 syllables: frust · um.
Frustum: A cone or pyramid whose tip has been truncated by a plane parallel to its base.
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