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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
has troubled
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "has troubled" is correct and usable in written English.
It can be used to indicate that something has caused distress or concern over a period of time up to the present. Example: "The ongoing conflict has troubled the community for years, leading to a sense of unrest."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(5)
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
58 human-written examples
That song has troubled me since last April.
News & Media
This constitutive vagueness has troubled climate negotiations ever since.
News & Media
That decision has troubled some members of Congress.
News & Media
No batsman has troubled the scorers after two overs!
News & Media
But Albany has troubled politicians from all over.
News & Media
But the Hewlett House experience has troubled many people here.
News & Media
His back-field combination with Tomkins has troubled Australia before.
News & Media
Tax has troubled the Conservatives ever since David Cameron's election.
News & Media
The question of what comes next has troubled him.
News & Media
In the series, the quirky, pretty Ms. Lin has troubled romantic encounters with attractive men.
News & Media
That is a question which has troubled philosophers since their subject was invented.
News & Media
Expert writing Tips
Best practice
When using "has troubled", ensure the subject clearly identifies what is causing the distress or concern. For example: "The lack of funding has troubled the research team."
Common error
Avoid using "has troubled" when you simply mean something is difficult. "Troubled" implies a sense of worry or distress, not just complexity. Instead of saying "This task has troubled me", consider "This task has been difficult for me".
Source & Trust
91%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "has troubled" functions as a present perfect verb phrase, indicating an action that started in the past and continues to have an effect in the present. As Ludwig AI confirms, it is grammatically correct. The examples from Ludwig demonstrate its use in various contexts to express concern, worry, or difficulty.
Frequent in
News & Media
88%
Science
7%
Encyclopedias
1%
Less common in
Formal & Business
1%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "has troubled" is a versatile present perfect verb phrase used to indicate that something has caused concern, worry, or difficulty that persists into the present. Ludwig AI confirms its grammatical correctness and widespread use. Predominantly found in News & Media sources, it conveys a sense of ongoing concern. When using this phrase, ensure the subject is clearly identified and the context warrants the implication of worry, differentiating it from simpler terms like "difficult". Alternatives include "has bothered", "has worried", and "has concerned", each offering a slightly different nuance.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has bothered
Shares a similar meaning, focusing on the disturbance or annoyance caused.
has worried
Emphasizes the anxiety or concern produced by the situation.
has concerned
Highlights the feeling of unease and worry caused by something.
has plagued
Suggests a persistent and widespread problem causing distress.
has distressed
Focuses on the emotional suffering and anguish caused.
has unsettled
Highlights the feeling of being disturbed or uneasy.
has weighed on
Indicates a burden or pressure caused by something.
has been a problem for
States directly that something has caused difficulties or issues.
has been a source of concern for
Highlights the aspect of worry and unease caused by something.
has given rise to concerns about
Indicates something has caused specific worries or doubts.
FAQs
How can I use "has troubled" in a sentence?
Use "has troubled" to describe something that has caused worry, concern, or difficulty over a period of time. For example, "The decision has troubled many members of the community."
What are some alternatives to "has troubled"?
You can use alternatives like "has bothered", "has worried", or "has concerned" depending on the context.
What is the difference between "has troubled" and "has bothered"?
"Has troubled" often implies a deeper sense of worry or concern, while "has bothered" suggests more of an annoyance or mild irritation. Both can be used to express something negative, but the intensity differs.
Is it more formal to say "has troubled" or "has worried"?
"Has troubled" can be perceived as slightly more formal than "has worried", although both are acceptable in most contexts. The best choice depends on the specific nuance you want to convey.
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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
91%
Authority and reliability
4.6/5
Expert rating
Real-world application tested