Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
less successful
Grammar usage guide and real-world examplesUSAGE SUMMARY
"less successful" is a correct phrase in written English.
You can use it when you are comparing success levels between two or more subjects. Example: Despite his best efforts, John's new business venture was less successful than his last.
✓ Grammatically correct
News & Media
Encyclopedias
Alternative expressions(20)
not as successful
relatively unsuccessful
moderately unsuccessful
not very successful
somewhat unsuccessful
partially unsuccessful
less prosperous
less efficacious
less profitable
less tenable
less viable
less rewarding
less happy
less satisfactory
impossible
less dynamic
unfeasible
less effective
lower viable
less feasible
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
55 human-written examples
These were less successful.
News & Media
Others were less successful.
News & Media
Mitt Romney was less successful.
News & Media
It's also vastly less successful.
News & Media
Other movies were less successful.
News & Media
Those I found less successful.
News & Media
Other stories are less successful.
News & Media
Philip was less successful militarily.
Encyclopedias
Other efforts proved less successful.
News & Media
Two appetizers were less successful.
News & Media
The Cubs were less successful.
News & Media
Expert writing Tips
Best practice
When comparing different endeavors, clearly specify what you are comparing "less successful" to, for clarity. For example, "The second marketing campaign was less successful than the first."
Common error
Avoid using "less successful" without a clear point of comparison. Ensure the context makes it obvious what is being compared to what, to prevent ambiguity.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "less successful" functions primarily as a comparative adjective phrase, modifying a noun or pronoun to indicate a lower degree of success relative to something else. As Ludwig AI confirms, its usage is considered correct in written English. It allows for nuanced comparison rather than absolute statements of failure.
Frequent in
News & Media
79%
Encyclopedias
10%
Science
11%
Less common in
Formal & Business
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "less successful" is a grammatically sound and frequently used comparative adjective phrase for indicating a lower degree of success. As Ludwig AI confirms, its usage is considered correct in written English. Primarily appearing in News & Media and Encyclopedias, it serves to make comparisons in achievement across various domains. When employing this phrase, ensure a clear context and comparison point for optimal clarity. Alternatives such as "not as successful" or "relatively unsuccessful" can be used depending on the specific nuance you wish to convey.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
not as successful
Replaces "less" with "not as", maintaining a similar comparative meaning but with a slightly different emphasis.
relatively unsuccessful
Adds "relatively" to indicate a degree of failure in comparison to something else.
moderately unsuccessful
Uses "moderately" to suggest a limited degree of failure or lack of success.
not very successful
Emphasizes the lack of success more directly than "less successful".
somewhat unsuccessful
Indicates a mild degree of failure or lack of achievement.
partially unsuccessful
Highlights that only a portion of the effort or goal was not achieved.
not entirely successful
Suggests that there were some positive outcomes, but overall success was not complete.
failed to achieve as much
Focuses on the shortfall in achievement compared to expectations or other benchmarks.
underachieved
A single word alternative that implies not reaching the expected level of success.
fell short of success
Emphasizes the idea of not quite reaching the desired level of accomplishment.
FAQs
How can I use "less successful" in a sentence?
You can use "less successful" to compare the outcomes of two or more endeavors, indicating one achieved fewer positive results than the other. For instance, "His second attempt was "less successful" than his first."
What are some alternatives to saying "less successful"?
Depending on the context, you could use phrases like "not as successful", "relatively unsuccessful", or "moderately unsuccessful" to convey a similar meaning.
Is it better to say "less successful" or "unsuccessful"?
"Less successful" implies a comparison, indicating a lower degree of success. "Unsuccessful" suggests a complete lack of success. The better choice depends on whether you're making a comparison or describing a complete failure.
What's the difference between "less successful" and "failed"?
"Less successful" indicates a lower degree of success compared to something else, while "failed" suggests a complete lack of success or achievement. "Less successful" is a milder term than "failed".
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested