functioned

VERB

perform, work

Synonyms

STRONGEST

behave operate react serve

STRONG

act cook do go move officialize officiate percolate run take

WEAK

act the part be in action be in commission be in operation be running do duty do one's thing get with it go to town take care of business

Antonyms

STRONG

abstain cease discontinue fail halt idle lose stay stop

WEAK

malfunction

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.

If the company insists that this is a separate problem, ask them to explain why a toilet that functioned one way before the repair and another way immediately afterward should attract a second diagnostic fee.

From MarketWatch • Jun. 10, 2026

Alibaba and BYD were among companies that functioned as a military-civil contributor to Chinese defence operations, according to the list.

From BBC • Jun. 9, 2026

These crater lakes may have functioned as localized "oxygen oases" before oxygen became widespread across the planet.

From Science Daily • May 22, 2026

I barely understood it — to me, it functioned like a random madness machine.

From Los Angeles Times • May 21, 2026

He introduced a voucher system, which at first functioned as a form of credit, but gradually became a substitute for legal tender.

From "The House of the Spirits: A Novel" by Isabel Allende