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
this strengthens that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "this strengthens that" is correct and usable in written English.
You can use it to indicate that one thing enhances or reinforces another, often in discussions about arguments, evidence, or relationships. Example: "The new research findings are compelling, and this strengthens that argument for the proposed policy changes."
✓ Grammatically correct
Science
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
4 human-written examples
And Google's ad network has been able to serve display ads from DoubleClick and others since May, but this strengthens that capability with respect to DoubleClick ads in particular.
News & Media
This strengthens that emotional support could be an important domain to work with in health promoting work.
This strengthens that the WY-domain unit could be critical for the success of oomycete plant pathogens.
Science
This strengthens that current recommendations of physical activity, mainly for adults, may not be adequate to attend the needs of bone health.
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
Birth is a stressful event, so this result strengthens that theory.
News & Media
"This legislation strengthens that position and allows tribes the confidence that their traditions and way of life are surely protected".
News & Media
This accordance strengthens that these 4 miRNAs are breast cancer concerning miRNAs.
Science
This result further strengthens that our networks will likely provide novel hypothesis concerning functional modules involved in root development.
Science
Now, the latest study strengthens that suspicion.
Science & Research
Chelsea's fans may be sorry to see him go but they accept Mourinho's judgement as law and victories like this only strengthen that belief. .
News & Media
This would only strengthen that bond.
News & Media
Expert writing Tips
Best practice
Use "this strengthens that" when you want to clearly indicate that new information or evidence reinforces a previous statement or idea. Ensure that the 'this' refers to a specific piece of evidence and 'that' refers to a clearly defined argument or point.
Common error
Avoid using "this strengthens that" when the 'this' lacks a clear antecedent or the 'that' is an ill-defined concept. Ensure clarity by explicitly stating what is being strengthened.
Source & Trust
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "this strengthens that" functions as a connector or transition, indicating that a preceding piece of information or evidence enhances or reinforces a subsequent statement or idea. According to Ludwig, this suggests a reinforcement of an argument or a theory.
Frequent in
Science
40%
News & Media
30%
Formal & Business
10%
Less common in
Wiki
10%
Encyclopedias
5%
Reference
5%
Ludwig's WRAP-UP
In summary, "this strengthens that" is a phrase used to indicate that a particular piece of information or evidence reinforces a preceding statement or idea. Ludwig AI analysis indicates that this phrase is grammatically correct and usable. While relatively infrequent, the phrase appears in various contexts including science, news, and media. To enhance clarity, always ensure that 'this' has a clear reference and 'that' is a well-defined concept. Alternatives include "this reinforces that" and "this bolsters that". Use the phrase when you need to show incremental support for a claim rather than definitive proof.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
this reinforces that
Changes the verb to 'reinforces', offering a slightly different nuance but maintaining the same core meaning.
this bolsters that
Replaces 'strengthens' with 'bolsters', suggesting a more active and forceful support.
this validates that
Substitutes 'strengthens' with 'validates', emphasizing confirmation of truth or accuracy.
this confirms that
Uses 'confirms' instead of 'strengthens', highlighting the establishment of certainty.
this substantiates that
Replaces 'strengthens' with 'substantiates', indicating the provision of concrete evidence.
this supports that claim
Modifies the sentence to explicitly refer to a 'claim', providing a clearer context for the strengthening action.
this lends credence to that
Offers a more formal and nuanced way of expressing support, using 'lends credence to'.
this adds weight to that
Employs a metaphorical expression using 'adds weight', implying increased importance or influence.
this corroborates that
Utilizes 'corroborates' to signify the provision of additional confirming evidence.
this underpins that
Replaces 'strengthens' with 'underpins', suggesting a foundational support.
FAQs
How can I use "this strengthens that" in a sentence?
Use "this strengthens that" to connect a piece of evidence or a new finding to a previous statement or argument. For example, "The new research findings are compelling, and "this strengthens that" argument for policy changes."
What can I say instead of "this strengthens that"?
You can use alternatives like "this reinforces that", "this bolsters that", or "this validates that" depending on the context.
When is it appropriate to use "this strengthens that" in writing?
It is appropriate to use "this strengthens that" when you want to emphasize that certain information provides additional support or validation for a specific claim, theory, or argument already made. It helps to build a stronger case by showing how different pieces of information align and reinforce each other.
What's the difference between "this strengthens that" and "this proves that"?
"This strengthens that" indicates that something adds support to an existing idea, whereas "this proves that" suggests conclusive evidence. "This strengthens that" shows incremental support, while "this proves that" asserts definitive confirmation.
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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
80%
Authority and reliability
4.1/5
Expert rating
Real-world application tested