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inertia
noun
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Divide inertia into syllables:

in · er · tia

How to pronounce inertia:

Definition of inertia:

inertia (noun):
a feeling of unwillingness to do anything
a disposition to remain inactive or inert.
a property of matter by which it remains at rest or in uniform motion in the same straight line unless acted upon by some external force

Synonyms for inertia:

idlenesstraitlassitudelazinessslothlistlessnessstillnessapathyindolenceunresponsiveness
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Other 3-syllable words like inertia

Here are some other common words that have 3 syllables, like inertia does.

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