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Definitions

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.

Iacocca’s turnaround worked, bolstered by the launch of a successful minivan line under sister brands Dodge and Plymouth.

From The Wall Street Journal • Apr. 4, 2026

The successful launch of the Artemis II mission on Wednesday and its translunar injection burn Thursday evening have been inspiring, with the smooth operations capping a two-decade effort.

From MarketWatch • Apr. 3, 2026

PayPal’s founders and early employees, dubbed the “PayPal Mafia” by Fortune magazine in a 2007 story, would go on to invest or build successful Silicon Valley companies.

From Los Angeles Times • Apr. 3, 2026

Amazon has a long history of successful investing, and of profitably renting out the computing heft that it builds.

From Barron's • Apr. 3, 2026

Whether the medium was in a trance or not, if a circle was successful, the group heard rappings in answer to questions.

From "American Spirits" by Barb Rosenstock

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.