successful

[suhk-ses-fuhl] / səkˈsɛs fəl /

ADJECTIVE

favorable, profitable

Synonyms

STRONGEST

fortunate fruitful happy lucky lucrative outstanding prosperous rewarding strong wealthy

WEAK

acknowledged advantageous ahead of the game at the top at top of ladder auspicious bestselling blooming blossoming booming champion crowned efficacious extraordinary flourishing fortuitous moneymaking notable noteworthy on track out in front paying rolling thriving top triumphant unbeaten undefeated victorious

Antonyms

STRONGEST

bad hopeless poor sad unfortunate unhappy unlucky unsuccessful

WEAK

forfeiting losing unfavorable unprofitable

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 even one extra person is able to access the internet, I think it's successful and it's worth it," says Sahand.

From BBC • May 2, 2026

While Rockefeller was the most spectacularly successful at monopoly building—what he gently termed “cooperation”—he was also part of a greater movement in American business toward rationalization and centralization.

From Barron's • May 2, 2026

Preclearance proved to be one of the Voting Rights Act’s most successful tools, blocking thousands of potentially discriminatory policies from ever taking effect.

From Slate • May 1, 2026

But if Gerwig’s movie is successful, more could follow, a person familiar with the matter said.

From The Wall Street Journal • May 1, 2026

Oh, I just knew Marion’s trip to America would be successful.

From "The Bletchley Riddle" by Ruta Sepetys and Steve Sheinkin

Vocabulary lists containing successful

Power Suffix: -ful

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Talk Like Shakespeare Day, List 5

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"A Raisin in the Sun," "My Father is a Simple Man," and "My Mother Pieced Quilts"

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