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
good luck
Grammar usage guide and real-world examplesUSAGE SUMMARY
"good luck" is a commonly used phrase in written English.
You can use it to wish someone luck in a situation, for example, you can say "Good luck with your job interview tomorrow!".
✓ Grammatically correct
Academia
News & Media
Science
Alternative expressions(20)
best of luck
break a leg
all the best
fingers crossed
best wishes
hope it goes well
wish you well
have a good one
hoping for the best
doing my best
hope event goes well
hope the event goes well
hope everything goes well
wish you success
good luck with the event
hope the event is a success
good fortune wishes
wishing you good fortune
good luck wishes
sending positive vibes
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
4 human-written examples
Good Luck!
Academia
good luck!
News & Media
Good luck.
Science
And good luck, filmmakers.
Expert writing Tips
Best practice
Consider the context and audience when using "good luck"; it's appropriate in most informal and semi-formal settings.
Common error
Avoid using "good luck" in situations where success depends primarily on skill, effort, or knowledge, it might imply a lack of confidence in the person's abilities. In these cases, consider alternatives that emphasize their preparation and capabilities, such as "I know you'll do great" or "I have no doubt you'll succeed".
Source & Trust
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "good luck" primarily functions as an interjection or a noun phrase. As an interjection, it expresses a wish for someone's success. As a noun phrase, it refers to desirable fortune, as evidenced by Ludwig's definition of the term.
Frequent in
Academia
25%
News & Media
25%
Science
25%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "good luck" is a versatile phrase used to convey well wishes and encouragement. Ludwig AI confirms its grammatical correctness and common usage. While appropriate in various contexts, including academia, news, and science, it's essential to consider the level of formality and the specific situation. Alternatives like "all the best" or "break a leg" may be more suitable in certain scenarios. While it's good practice to use "good luck", it is important to not overuse it in cases that depends primarily on skill.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
best wishes
This alternative uses a different noun to convey a similar sentiment of hoping for a positive outcome.
all the best
This alternative is a more general expression of goodwill, often used in farewells or before an event.
break a leg
This alternative is an idiom, often used in performing arts, to wish someone success.
hope it goes well
This alternative uses a more descriptive approach to express hope for a favorable result.
fingers crossed
This alternative is a gesture and expression indicating hope for a positive outcome.
wish you well
This alternative is a more formal and heartfelt expression of positive wishes.
may fortune smile on you
This alternative is a more poetic and elaborate way of wishing someone good luck.
have a good one
This alternative is a casual and general expression of goodwill.
hoping for the best
This alternative focuses on the anticipation and desire for a positive outcome.
doing my best
This alternative expresses the intention of exerting maximum effort and doesn't necessarily relate to luck or chance.
FAQs
How can I use "good luck" in a sentence?
You can use "good luck" to express your wishes for someone's success or fortune in a particular situation. For example, "Good luck with your presentation!" or "I wish you good luck on your exam." You can also use "best of luck" as an alternative.
What is the difference between "good luck" and "best of luck"?
The phrases "good luck" and "best of luck" are largely interchangeable and express the same sentiment of wishing someone well. "Best of luck" might be perceived as slightly more formal, but both are widely accepted in most contexts.
What are some alternatives to saying "good luck"?
Depending on the context, you can use alternatives like "break a leg" (especially in performing arts), "all the best", or "fingers crossed" to express similar sentiments.
Is it appropriate to say "good luck" in formal situations?
Yes, it is generally appropriate to say "good luck" in formal situations, although using "best of luck" might be slightly more suitable in extremely formal contexts. The key is to ensure your tone and body language align with the level of formality.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested