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Dictionary.com
Definitions

build up

VERB
amplify, advertise
Synonyms
STRONGEST
add to boost develop enhance expand fortify improve increase intensify promote reinforce strengthen
WEAK
extend heighten hype plug publicize puff spotlight
Antonyms
STRONGEST
decrease diminish discourage dissuade hurt injure lessen lower subtract undermine weaken worsen
WEAK
play down

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.

Dresser said OpenAI is also working with its Codex consulting partners to build up Codex Labs, an initiative that brings “hands-on workshops” to businesses to help them start using the coding tool.

From The Wall Street Journal • Apr. 21, 2026

I want to build up my emergency savings while raising my deductible.

From MarketWatch • Apr. 21, 2026

Some glaciers have thinned so much that they may no longer be able to build up enough ice to surge again.

From Science Daily • Apr. 17, 2026

He works night shifts cleaning and maintaining trains and says he has managed to build up a savings pot of £50,000 by not moving out of the family home.

From BBC • Apr. 17, 2026

In a surprisingly short time, the salty deposits can build up to toxic levels, making the land unusable.

From "1491" by Charles C. Mann