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firm up

VERB

stabilize

Synonyms

STRONGEST

balance fix maintain preserve secure steady sustain

STRONG

ballast bolt brace buttress counterbalance counterpoise equalize fasten firm freeze ossify poise prop set settle stiffen support uphold

WEAK

stabilitate

Antonyms

STRONGEST

destroy forget hurt ignore neglect

STRONG

drop fall let down let go liquefy loosen melt open release soften unfasten unlock weaken

WEAK

change shake vary wobble

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.

He does suggest, however, that we’d better firm up our science to address it.

From The Wall Street Journal • Jun. 5, 2026

Most Hong Kong IPOs firm up cornerstone investors to anchor demand ahead of launch and help market the deal to institutional and retail buyers.

From The Wall Street Journal • Jun. 1, 2026

Bolton and his brother have been propping the firm up with their own money, but he said they "just can't do it anymore".

From BBC • Jan. 30, 2026

You’d want to call a lawyer right away and firm up a plan for what she wants or to make you her agent for decision-making.

From MarketWatch • Jan. 26, 2026

He wanted to firm up the details of his plan to go down the well-traveled Paraguay River and the Tapajós River all the way to where it met the Amazon River.

From "Death on the River of Doubt" by Samantha Seiple

firm up

Example Sentences

Related Words