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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
who thereby
Grammar usage guide and real-world examplesUSAGE SUMMARY
"who thereby" is a valid phrase in written English and it is usually used to introduce a consequence that follows an action.
For example, "The teacher issued an ultimatum, who thereby raised tensions in the classroom."
✓ Grammatically correct
News & Media
Encyclopedias
Science
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
42 human-written examples
It was politically painful (particularly for George Bush senior, who thereby lost the 1992 election).
News & Media
In short she is the sort of MP who thereby infuriates more conventional colleagues, who see this as mere egotism.
News & Media
He was slain 1,200 years ago while battling those who thereby wrested the line of succession away from his family, where Shiites believe it properly lies.
News & Media
It ricocheted in off Peter Crouch, who thereby more or less maintained his record of scoring in every FA Cup round this season.
News & Media
Owning farms and vineyards soon became commonplace for rich Parisians, who thereby metamorphosed — intentionally or otherwise — into part-time farmers and vintners.
News & Media
His title was subsequently confirmed by the emperor Frederick II (1212), who thereby all but extinguished the control of the empire in Bohemian affairs.
Encyclopedias
Human-verified similar examples from authoritative sources
Similar Expressions
18 human-written examples
Accordingly, he first created a fund for agricultural loans at interest to farmers, who were thereby spared the exorbitant demands of moneylenders.
Encyclopedias
Kris administers rough justice, and after the couple finds medical files on the farm's premises, they mail copies of "Walden" to other former hosts of the worm, who are thereby awakened.
News & Media
The tragedy that Bigelow depicts is that of military actions that are in inherent contradiction with their aims, and of soldiers who are thereby condemned to attempt the impossible.
News & Media
"Another reason for this embrace of performance events is that they are thought to activate the viewer, who is thereby assumed, wrongly, to be passive to begin with," he writes.
News & Media
There was an old Welsh custom of "sin eating": food and drink were handed across the corpse to a man who undertook thereby to ingest the sins of the deceased.
Encyclopedias
Expert writing Tips
Best practice
Use "who thereby" to clearly connect a person's action or characteristic to a direct consequence or result. It improves sentence flow and emphasizes causality.
Common error
Avoid using "who thereby" when a simpler conjunction like 'and' or 'so' would suffice. Overusing it can make your writing sound unnecessarily formal or convoluted.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "who thereby" functions as a relative clause introducer and an adverbial connector, linking a person to the direct consequence of their action or state. It adds a layer of causality to the description, indicating that the action directly leads to the result. Ludwig AI confirms its validity in written English.
Frequent in
News & Media
35%
Encyclopedias
30%
Science
20%
Less common in
Wiki
10%
Formal & Business
5%
Ludwig's WRAP-UP
In summary, "who thereby" is a grammatically sound phrase used to directly link a person to the result of their action or attribute. Ludwig AI confirms that it is a valid phrase in written English. While common across various sources including news, encyclopedias, and scientific publications, its explicit causal connection and the high quality of the sources where it appears suggest it is most appropriate for situations demanding clarity and precision. Remember to avoid overusing it, as simpler phrasing might often be more effective.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
thereby causing them to
Explicitly points out the causation for the mentioned person.
leading them to thereby
Implies a directed path to a specific consequence.
thus resulting in
Highlights the consequence more directly.
which consequently allows them to
Highlights the allowance as a direct consequence.
consequently leading to
Emphasizes the sequential nature of the cause and effect.
which in turn causes
Focuses on the causal relationship.
which in consequence implies
Signifies an implication arising from the result.
as a result enabling
Stresses the enablement aspect of the result.
the person then can
Focus on the person can then do something.
and by doing so then
Show consequences by the person that did something.
FAQs
How can I use "who thereby" in a sentence?
Use "who thereby" to connect a person's action or characteristic to a direct consequence. For example, "The philanthropist donated a large sum, who thereby helped countless individuals".
What's a simpler way to express the same idea as "who thereby"?
You could use alternatives like "thus resulting in", or "consequently leading to" depending on the context.
Is it always necessary to use "who thereby" in formal writing?
No, "who thereby" is useful for explicitly showing a causal link, but it's not always necessary. Simpler constructions can often be more effective.
What's the difference between "who thereby" and "which thereby"?
"Who thereby" refers to a person causing the result, while "which thereby" refers to a thing or situation causing the result.
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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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested