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
extend the effectivity
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "extend the effectivity" is not commonly used in written English and may sound awkward.
It can be used in contexts where you want to prolong or increase the effectiveness of something, but it is better to use more standard expressions. Example: "We need to extend the effectivity of our marketing campaign to reach more customers."
Science
Wiki
News & Media
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
1 human-written examples
Therefore, nano-carriers for drugs can significantly extend the effectivity of drugs at limited concentration, deliver at fewer intervals, and lower doses and reduce side effects and the suffering of patients.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
Extend the tail.
Wiki
Gradually extend the duration.
Wiki
Sharpe extended the glass.
News & Media
Extending the trend?
News & Media
Extending the olive branch.
News & Media
Extending the season is another.
News & Media
Extending the Statute.
News & Media
We're extending the benefits.
News & Media
Given the exploratory character of the study and the lack of valid outcome measures, no conclusions can be drawn about the effectivity or cost-effectiveness of the project.
Science
Experimental results show the effectivity of the control scheme.
Science
Expert writing Tips
Best practice
When aiming to convey the idea of making something last longer or be more effective, consider using more common phrases such as "prolong the effectiveness" or "increase the efficacy" for better clarity and acceptance.
Common error
While "effectivity" is a valid word, it's less frequently used than "effectiveness" or "efficacy". Using "extend the effectivity" may sound unnatural. Opt for clearer alternatives to avoid confusion.
Source & Trust
77%
Authority and reliability
3.2/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "extend the effectivity" functions as a verb phrase acting upon a noun. It suggests the action of lengthening or prolonging the effectiveness of something. Ludwig AI examples showcase its use in scientific and general contexts, however, it's not a very common expression.
Frequent in
Science
50%
News & Media
25%
Wiki
25%
Less common in
Formal & Business
0%
Encyclopedias
0%
Academia
0%
Ludwig's WRAP-UP
In summary, while the phrase "extend the effectivity" is grammatically correct, it's a less common and potentially awkward way to express the idea of prolonging or enhancing the effectiveness of something. Ludwig AI indicates that it appears in a mix of scientific, news, and general contexts, but alternatives like "prolong the effectiveness" or "increase the efficacy" are generally preferred for clarity and wider acceptance. Therefore, consider using these alternatives to communicate more effectively.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
prolong the effectiveness
Replaces "effectivity" with "effectiveness" and "extend" with "prolong" offering a more common and standard phrasing.
increase the efficacy
Substitutes "extend" with "increase" and "effectivity" with "efficacy" which emphasizes the power to produce a desired result.
lengthen the duration of effectiveness
Replaces "extend" with "lengthen" and adds "duration of" to specify the time component of effectiveness.
enhance the period of effect
Uses "enhance" instead of "extend" and rephrases "effectivity" as "period of effect" to highlight the temporal aspect.
sustain the impact
Shifts the focus to maintaining the "impact" rather than extending the "effectivity", suggesting a more robust and continuous influence.
maximize the duration of impact
Combines the idea of increasing and prolonging effectivity by focusing on "maximize the duration of impact".
broaden the period of influence
Focuses on expanding the "period of influence", changing "effectivity" to "influence" to suggest a wider reach.
amplify the result's persistence
Highlights the amplification of the result and its lasting nature, changing the concept to one of strengthening the outcome.
fortify the continuation of results
Emphasizes strengthening the ongoing nature of results, focusing on building upon previous outcomes.
optimize the lasting effect
Suggests improving the long-term nature of an effect, focusing on making the effect more durable and impactful.
FAQs
What does "extend the effectivity" mean?
The phrase "extend the effectivity" means to prolong or increase the duration or degree of effectiveness of something, but it's not a commonly used phrase.
How can I use "extend the effectivity" in a sentence?
While grammatically correct, it's better to use more common phrases. For example, instead of "We need to extend the effectivity of our marketing campaign", say "We need to "prolong the effectiveness" of our marketing campaign".
Which is more appropriate, "extend the effectivity" or "increase the efficacy"?
"Increase the efficacy" is generally a more accepted and widely understood phrase compared to "extend the effectivity". You could also use "prolong the effectiveness".
Are there alternatives to "extend the effectivity"?
Yes, you can use phrases like "prolong the effectiveness", "increase the efficacy", or "lengthen the duration of effectiveness" depending on the context.
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
77%
Authority and reliability
3.2/5
Expert rating
Real-world application tested