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 undermined
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "I undermined" is correct and usable in written English.
You can use it when discussing actions that have weakened or damaged something, such as a person's authority, confidence, or a system. Example: "In my attempt to prove my point, I inadvertently undermined my colleague's credibility during the meeting."
✓ Grammatically correct
World War I
Road embankment failures
Positive thinking
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
2 human-written examples
Service at the front with the Red Cross in World War I undermined his health, and he retired to Brittany in 1918, subsequently devoting himself to composition.
Encyclopedias
The slaughter of World War I undermined the honored identities of prewar Europe and, as a result, the idea of identity as something objective and stable was thrown into question at the same time that people began to sense that it was psychologically and socially necessary.
Academia
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
The 'cut-and-fill' design (Fig. 3) could be at origin of landslides and road embankment failures: "an approximately equal cut-and-fill cross-section can (i) undermine the upper slope, causing it to fail, (ii) overload the downhill slope, causing it to fail, or (iii) cause the entire slope to become an active landslide".
Science
In "Bright-Sided: How Positive Thinking Is Undermining America" (Picador; $15), Barbara Ehrenreich subjects the new New Thought of Rhonda Byrne and others to scrutiny.
News & Media
Now, along comes Heather Rogers, who warns about the dangers of buying into this mind-set with "Green Gone Wrong: How Our Economy Is Undermining the Environmental Revolution" (Scribner, 272 pages, $26).
News & Media
It doesn't help that we now live in what Barbara Ehrenreich has denounced as "ribbon culture" in "Bright-sided: How Positive Thinking Is Undermining America," her book about breast cancer.
News & Media
(Examples include "Trump's Enemies: How the Deep State Is Undermining the Presidency," by Corey Lewandowski and David N. Bossie, and "The Russia Hoax: The Illicit Scheme to Clear Hillary Clinton and Frame Donald Trump," by Gregg Jarrett). "The Case for Trump," by Victor Davis Hanson, is different.
News & Media
Their book, "Trump's Enemies: How the Deep State Is Undermining the Presidency," which is being released Tuesday and was obtained in advance by The Washington Post, paints a dark and at times conspiratorial portrait of Trump's Washington.
News & Media
Trump's Enemies: How The Deep State Is Undermining The Presidency is due out Tuesday, but the Post obtained an advance copy. .
News & Media
You know, if I fight this one, if I take this one on, even if I win, do I undermine my broader objective.
News & Media
"Many have said that this argument shouldn't have to be made, and that in making it I undermine the artistic integrity of the arts.
News & Media
Expert writing Tips
Best practice
Follow "I undermined" with a specific explanation of the consequences or impact. This ensures your audience understands the significance of your action. For example: "I undermined their confidence by criticizing their work publicly".
Common error
Avoid using "I undermined" when the effect was minimal or easily rectified. Choose a less impactful verb if the situation doesn't warrant such a strong term. This prevents exaggeration and maintains credibility.
Source & Trust
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I undermined" functions as a verb phrase indicating a past action of weakening or diminishing something. Ludwig AI confirms its grammatical correctness and usability. Examples show it used to describe actions affecting health, ideas, and stability.
Frequent in
News & Media
45%
Academia
25%
Science
15%
Less common in
Encyclopedias
5%
Formal & Business
5%
Wiki
5%
Ludwig's WRAP-UP
The phrase "I undermined" is a grammatically correct and frequently used expression to convey that an action weakened or damaged something. Ludwig AI confirms this, presenting examples across various contexts from World War I to modern discussions on positive thinking and political strategies. The phrase is often used in news and media, academic and scientific contexts, showing its broad applicability. While "I undermined" carries a strong connotation of weakening or damaging, understanding the nuances and potential for overstatement is crucial for effective communication. Related phrases, such as "I weakened" or "I impaired", offer alternative ways to express similar ideas with slightly different emphasis.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
I weakened
This alternative suggests a reduction in strength or effectiveness, implying a less severe impact than "undermined".
I impaired
This alternative indicates a damage that diminishes the quality, strength or effectiveness of something.
I destabilized
This alternative highlights the act of making something unsteady or precarious, often in a system or structure.
I compromised
This alternative suggests a weakening or damaging of something, often through concessions or carelessness.
I subverted
This alternative implies an attempt to overthrow or weaken an established system or institution.
I eroded
This alternative refers to gradually wearing away or diminishing something, like trust or support.
I damaged
This alternative points to physical or non-physical harm that reduces the functionality or value of something.
I crippled
This alternative conveys a severe weakening or disabling effect.
I vitiated
This alternative suggests a spoiling or weakening of something's purity or effectiveness.
I discounted
This alternative means that you have diminished the importance of something.
FAQs
How can I use "I undermined" in a sentence?
Use "I undermined" to describe actions that have weakened or damaged something. For instance, "I inadvertently undermined my colleague's proposal with my comments."
What can I say instead of "I undermined"?
You can use alternatives like "I weakened", "I impaired", or "I compromised" depending on the context.
Which is correct, "I undermined" or "I have undermined"?
Both phrases are grammatically correct, but "I undermined" is simple past tense and refers to a completed action, while "I have undermined" is present perfect tense and suggests the action has ongoing relevance or effects.
What's the difference between "I undermined" and "I supported"?
"I undermined" means to weaken or damage something, while "I supported" means to give assistance or approval to something. They are antonyms with opposite meanings.
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
89%
Authority and reliability
4.1/5
Expert rating
Real-world application tested