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
defenseless against
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "defenseless against" is correct and usable in written English. You can use it to describe a situation where someone or something is unable to defend themselves from an attack or threat. Example: The village felt defenseless against the approaching storm. Alternative expressions include "vulnerable to" and "helpless against."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(20)
vulnerable to
susceptible to
unprotected from
powerless against
exposed to
liable to be affected by
at the mercy of
at someone's mercy
subject to the whims of
under the control of
at the disposal of
dependent on
at your service
at the service of
readily available to
accessible to
subject to
in the hands of
to be used by
intended for use by
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
60 human-written examples
If that comes, he's basically defenseless against it.
News & Media
We're defenseless against Russian sabotage in the midterm elections.
News & Media
We are obviously defenseless against the terror of police and even private citizens.
Defenseless against the exploding artillery rounds, the rebels kept firing, and were not driven off.
News & Media
Denied a voice, the girl is defenseless against both the vocal and visual assaults.
News & Media
Turritopsis polyps are largely defenseless against their predators, chief among them sea slugs.
News & Media
Woods's performance last year fueled talk that Augusta's design was almost defenseless against his game.
News & Media
Jennifer Rubin: We're defenseless against Russian sabotage in the midterm elections.
News & Media
Darryl Strawberry is drawn here, utterly defenseless against his worst impulses.
News & Media
As John Tierney suggests, professionals are nearly defenseless against ambitious prosecutors going for the easy collar.
News & Media
That's when the superpowers agreed to stay vulnerable, each largely defenseless against the other's nuclear weaponry.
News & Media
Expert writing Tips
Best practice
Use "defenseless against" to clearly convey a lack of protection or resistance to a specific threat or force. For example, "The small business was defenseless against the larger corporation's aggressive marketing tactics."
Common error
Avoid using "defenseless against" when partial defenses exist. Instead, opt for terms like "vulnerable to" or "susceptible to" if some level of protection is present.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "defenseless against" primarily functions as a descriptive adjective phrase, modifying a noun to indicate a lack of protection or resistance. As Ludwig AI confirms, it’s grammatically correct and widely used. The examples in Ludwig illustrate how it pinpoints vulnerability to specific threats.
Frequent in
News & Media
41%
Science
24%
Academia
9%
Less common in
Encyclopedias
5%
Wiki
3%
Formal & Business
3%
Ludwig's WRAP-UP
In summary, "defenseless against" is a grammatically sound and frequently employed phrase, primarily functioning as a descriptive adjective phrase to denote a complete lack of protection against a specified threat. Ludwig AI affirms its correctness and broad applicability. Predominantly found in news, scientific, and academic contexts, the phrase carries a neutral to formal register, effectively conveying vulnerability. While various alternatives exist, such as "vulnerable to" or "susceptible to", "defenseless against" distinctly emphasizes the absence of any defensive capabilities. When writing, it's crucial to ensure the subject genuinely lacks defenses, and to avoid its use when partial protections are in place.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
without defense against
Directly states the absence of defensive measures.
vulnerable to
Focuses on susceptibility rather than complete lack of defense.
susceptible to
Highlights a predisposition to being affected.
open to attack by
Emphasizes the possibility of being attacked.
unprotected from
Stresses the absence of protection.
helpless in the face of
Emphasizes the lack of ability to resist.
powerless against
Highlights the lack of power or influence.
exposed to
Focuses on the state of being subjected to something.
liable to be affected by
Indicates a high probability of being impacted.
at the mercy of
Implies a complete reliance on something else, leaving no room for self-defense.
FAQs
How to use "defenseless against" in a sentence?
Use "defenseless against" to describe a state of lacking protection from a specific threat. For example, "The newly formed government was "defenseless against" the ongoing cyberattacks."
What can I say instead of "defenseless against"?
You can use alternatives like "vulnerable to", "susceptible to", or "unprotected from" depending on the specific context.
Which is correct, "defenseless against" or "defenseless from"?
"Defenseless against" is generally preferred and more common. While "defenseless from" might be understandable, it's not as idiomatic as using the preposition "against".
What's the difference between "vulnerable to" and "defenseless against"?
"Defenseless against" implies a complete lack of protection, while "vulnerable to" suggests a weakness that can be exploited, even if some defenses exist.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested