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
I have undermined
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "I have undermined" is correct and usable in written English.
You can use it when discussing actions that have weakened or damaged something, often in a metaphorical sense, such as authority, trust, or stability. Example: "In my previous role, I realized that I have undermined the team's confidence by not supporting their ideas."
✓ Grammatically correct
News & Media
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
1 human-written examples
I also fully accept that the sentiments as interpreted have no place in modern science and deeply apologise to all those good friends who fear I have undermined their efforts to put these stereotypes behind us.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
I had undermined the entire reason for their existence".
News & Media
It was true that they had undermined me, but it was also true that I had undermined myself by working in a field to which I was not suited, business, as opposed to journalism.
News & Media
By now there's probably a hungry, ketchup-carrying crowd lining up behind my car, and I've undermined the future of the gay movement by failing to deliver more than a few cursory words when I should have been inspirational.
News & Media
Why? Would it have undermined the Togo-hero thesis?
News & Media
But the way the situation has been handled has been messy and I think it has undermined West Ham's season.
News & Media
"For me I came to the decision that at that point I needed to look for a way to move on, because it had undermined, I think, a lot of what we had said".
News & Media
A situation was created in which, if I had insisted on speaking, I would have undermined both the event and my own thesis.
News & Media
He concluded by saying "The government has taken a series of decisions which I think will have undermined business confidence and the likelihood of investment".
News & Media
Or should I have intervened and called paramedics earlier, which would have undermined Mack's wishes?
News & Media
Germany, France and Belgium have undermined that confidence, perhaps fatally.
News & Media
Expert writing Tips
Best practice
Use "I have undermined" when you want to express that your actions have weakened or destabilized something, be it a process, a relationship, or an idea. Ensure the context clearly indicates what has been weakened and the potential consequences.
Common error
Avoid using "I have undermined" when the impact of your actions is minimal or easily recoverable. Overusing the phrase can make your assessment seem exaggerated or melodramatic.
Source & Trust
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I have undermined" functions as a declarative statement where the speaker acknowledges their role in weakening or diminishing something. Ludwig confirms its usability in written English.
Frequent in
News & Media
40%
Science
30%
Formal & Business
10%
Less common in
Academia
5%
Encyclopedias
5%
Wiki
5%
Ludwig's WRAP-UP
In summary, "I have undermined" is a grammatically sound and relatively common phrase used to express that one's actions have weakened or damaged something. According to Ludwig, it is indeed correct and usable. Its usage spans across various contexts, from News & Media to Science, carrying a tone of accountability or awareness of negative impact. While seemingly straightforward, it's important to ensure that you're accurately portraying the extent of the impact, avoiding exaggeration. Consider alternatives like "I have weakened" or "I have compromised" for subtle shifts in meaning. By understanding these nuances, you can use "I have undermined" with precision and clarity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
I have weakened
Replaces "undermined" with a more direct synonym, focusing on the reduction of strength.
I have eroded
Emphasizes a gradual process of wearing away or diminishing something.
I have damaged
Focuses on the harm caused, rather than the specific method of weakening.
I have subverted
Implies a deliberate act of weakening or overturning something, often subtly.
I have compromised
Suggests that something has been made vulnerable or less effective.
I have destabilized
Highlights the act of making something unstable or prone to failure.
I have sabotaged
Indicates a deliberate and often hidden act of destruction or weakening.
I have impaired
Focuses on the reduction of functionality or ability.
I have diminished
Emphasizes a reduction in size, importance, or quality.
I have invalidated
Suggests that something has been made void or without effect.
FAQs
How can I use "I have undermined" in a sentence?
You can use "I have undermined" to indicate that your actions have weakened something. For example: "In my previous role, I realized that "I have undermined" the team's confidence by not supporting their ideas."
What can I say instead of "I have undermined"?
You can use alternatives like "I have weakened", "I have damaged", or "I have compromised" depending on the context.
Which is correct, "I have undermined" or "I undermined"?
"I have undermined" implies a completed action with present consequences or relevance. "I undermined" simply describes a past action without necessarily linking it to the present. The choice depends on the intended nuance.
What's the difference between "I have undermined" and "I sabotaged"?
"I have undermined" suggests a gradual weakening, whereas "I sabotaged" implies a deliberate act of destruction. Undermining can be unintentional, while sabotaging is always intentional.
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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