foundations

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basis for something physical or mental n.
established institution n.

NOUN

basis for something physical or mental

Synonyms

STRONGEST

authority base bedrock groundwork infrastructure support

STRONG

ABCs basics bed bottom foot footing ground guts heart justification nitty-gritty nub prop reason root stay substratum substructure understructure

WEAK

bottom line brass tacks nuts and bolts underpinning

Antonyms

STRONG

cowardice exterior exteriority fear outside top

NOUN

established institution

Synonyms

STRONGEST

association charity company corporation endowment establishment institute organization society

STRONG

guild inauguration plantation settlement trusteeship

WEAK

set-up

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

foundations

That is rapidly changing in the face of a volcanic grassroots backlash that threatens the foundations of the AI boom.

From The Wall Street Journal ● Aug. 19, 2026

In Boca Chica, a group of residents has sued SpaceX, claiming the company’s rocket launches have cracked their homes’ foundations and caused structural issues.

From MarketWatch ● Aug. 17, 2026

Zabihullah Mujahid, the government's chief spokesman, said this month that the authorities were laying the "foundations of the economy" and that patience was needed.

From Barron's ● Aug. 14, 2026

Disclosure: Baylor University and Fox News have been financial supporters of The Texas Tribune, a nonprofit, nonpartisan news organization that is funded in part by donations from members, foundations and corporate sponsors.

From Salon ● Aug. 14, 2026

We have said above that a prince must have laid firm foundations; otherwise he will necessarily come to ruin.

From "The Prince" by Niccolò Machiavelli