adjective
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having succeeded in one's endeavours
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marked by a favourable outcome
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having obtained fame, wealth, etc
Usage
Spelling tips for successful The word successful is hard to spell because it can be hard to know which letters are doubled. Both the c and the middle s are doubled, but the f and l are not. How to spell successful: To be a success, you need to see (two Cs) Some Smarts (two Ss). This reminds you that success is spelled with a double C in the middle and a double S at the end. To spell successful, you add the base word (success) to the suffix -ful.
Other Word Forms
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half-successfulnessnoun
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successfulnessnoun
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half-successfuladjective
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nonsuccessfuladjective
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presuccessfuladjective
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quasi-successfuladjective
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semisuccessfuladjective
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half-successfullyadverb
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nonsuccessfullyadverb
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presuccessfullyadverb
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quasi-successfullyadverb
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semisuccessfullyadverb
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successfullyadverb
Etymology
Origin of successful
Explanation
If you win or do well, at whatever it is you do, you are successful. Successful people usually get more money, attention, and praise. If you go into business and make a lot of money, you're successful. If you play tennis and finish the season with more wins than losses, you've been successful. If you have a successful pregnancy, you give birth to a healthy baby. Successful is one of those words that covers a great deal of ground; it generally applies to anything, anyone or any venture that ends well. When you see the word successful, think "Winning!"
Vocabulary lists containing successful
Power Suffix: -ful
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Talk Like Shakespeare Day, List 5
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-ful
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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.
The way she sees it, though, the key to a successful songwriting career in 2026 is adaptability in both an emotional and a creative sense.
From Los Angeles Times ● Oct. 19, 2026
Not all innovations are successful and should be tested to see whether they deliver results.
From The Wall Street Journal ● Oct. 19, 2026
Some races were very successful and fondly remembered; others less so.
From BBC ● Oct. 19, 2026
Under his predecessor Oliver Glasner, Palace enjoyed the most successful phase in the club's history, lifting the FA Cup for the first time in 2025 and then winning the Conference League in May.
From BBC ● Oct. 18, 2026
A successful Florentine silk merchant and trader, Francesco was recently widowed and has a young son.
From "The Mona Lisa Vanishes" by Nicholas Day
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Get a wordDefinitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
