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
strong intelligent
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "strong intelligent" is not correct in standard written English as it lacks a conjunction or proper structure.
You can use it when describing someone who possesses both strength and intelligence, but it should be rephrased for clarity. Example: "She is a strong and intelligent leader who inspires her team."
⚠ May contain grammatical issues
News & Media
Science
Wiki
Alternative expressions(2)
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
Their looks are totally their own - strong, intelligent, dramatic.
News & Media
Her long, loose, strong, intelligent body was made for dancing.
News & Media
She was very proud of her daughters for becoming strong, intelligent, independent, professional women.
News & Media
I am strong, intelligent, and tend to have arguments with men in pubs.
News & Media
The problem is that the powerful are likely to be strong, intelligent, and socially connected.
News & Media
I admit that, as a woman, I prefer film noir featuring strong, intelligent femmes fatales.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
5 human-written examples
A cultured, strong and intelligent woman who was a lifelong resident of Great Neck Estates, NY.
News & Media
Garson's was smirking, empty-headed and flirtatious where Ehle's was smirking, strong and intelligent.
News & Media
He wouldn't have so many strong and intelligent female friends if he really hated women.
News & Media
She was so strong and intelligent and musical, and she had this incredibly expressive face.
News & Media
He was a towering figure, strong willed, intelligent, and stubborn, and with an extraordinary fund of experience.
News & Media
Expert writing Tips
Best practice
Use a conjunction (and) to connect "strong" and "intelligent" for better grammatical flow. For example, "a strong and intelligent leader".
Common error
Avoid directly joining "strong" and "intelligent" without a conjunction or other connecting words; this can sound awkward or grammatically incorrect. Instead, consider adding "and" or rephrasing to improve clarity.
Source & Trust
84%
Authority and reliability
3.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "strong intelligent" functions primarily as a descriptive adjective phrase, aiming to characterize a person, object, or concept by emphasizing two positive attributes: strength and intelligence. However, as noted by Ludwig, the phrase is not considered correct in standard written English without a conjunction.
Frequent in
News & Media
57%
Wiki
13%
Science
12%
Less common in
Formal & Business
3%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, while the phrase "strong intelligent" is widely used, Ludwig AI points out that it is not considered grammatically correct in standard written English without a conjunction. Its purpose is to convey admiration or approval by highlighting positive attributes. The phrase appears most frequently in news and media sources, and while its usage spans different registers, it's advisable to use "strong and intelligent" in more formal contexts. For enhanced clarity and grammatical correctness, consider using alternatives like "smart and resilient" or "brilliant and resilient".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
both strong and intelligent
Adds the word "both" to highlight the 2 adjectives.
smart and resilient
Switches the order and uses a more common synonym for intelligent.
brilliant and resilient
Uses a conjunction to connect two distinct adjectives, improving grammatical correctness.
exceptionally bright and capable
Adds emphasis using "exceptionally" and combines synonyms.
powerful and astute
Emphasizes power and keen discernment, replacing "intelligent" with a synonym.
remarkably sharp and sturdy
Highlights sharpness of mind along with physical or metaphorical sturdiness.
intellectually powerful
Emphasizes the intellectual aspect of strength, reversing the order and using an adverb.
mentally robust
Highlights mental fortitude and resilience, a specific kind of strength.
highly capable
Focuses on overall competence and ability, using a different adjective.
formidable intellect
Uses a noun phrase to describe someone with great intellectual strength.
FAQs
How can I properly use "strong intelligent" in a sentence?
While often used, "strong intelligent" benefits from a conjunction. Consider using "strong and intelligent" for grammatical correctness or rephrasing with alternatives.
What are some alternatives to the phrase "strong intelligent"?
You can use alternatives like "brilliant and resilient", "smart and resilient", or "intellectually powerful" depending on the context.
Is it grammatically correct to say "strong intelligent" without a conjunction?
According to Ludwig AI, using "strong intelligent" without a conjunction is not considered standard written English. Adding "and" improves grammatical correctness.
What is the difference between "strong intelligent" and "strong and intelligent"?
"Strong and intelligent" is grammatically more acceptable because it uses a conjunction to connect the two adjectives, making the sentence flow better. Using "strong intelligent" without a conjunction is often considered less formal or incorrect.
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
84%
Authority and reliability
3.5/5
Expert rating
Real-world application tested