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fundamental
adjective
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Divide fundamental into syllables:

fun · da · men · tal

How to pronounce fundamental:

Definition of fundamental:

fundamental (adjective):
essential or primary
serving as an essential component.
serving as a basis supporting existence or determining essential structure or function basic

Synonyms for fundamental:

rudimentaryimportantfirstprimeradicalcardinalkeyindispensableintroductoryelemental
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Antonyms for fundamental:

leastflimsyunwantedunnecessarypunyimpracticalsenselessnondescriptinferiorineffectual
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Other 4-syllable words like fundamental

Here are some other common words that have 4 syllables, like fundamental does.

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