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
chiefly responsible for
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "chiefly responsible for" is correct and usable in written English.
You can use it when you want to express that someone is mainly responsible for a certain action or task. For example, "The CEO was chiefly responsible for the success of the company's rebranding efforts."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Formal & Business
Alternative expressions(20)
primarily responsible for
mainly accountable for
primarily liable for
largely responsible for
primarily accountable for
mainly liable for
instrumental in
a major factor in
the main cause of
the driving force behind
particularly responsible for
fundamentally responsible for
foremost responsible for
notably responsible for
basically responsible for
especially responsible for
best responsible for
essentially responsible for
principally responsible for
principally liable for
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
Chiefly responsible for telling it at Sotheby's is Bennett.
News & Media
He was chiefly responsible for the MetroStars' fourth goal.
News & Media
Two factors are chiefly responsible for the slowdown.
News & Media
The independent Low Pay Commission is chiefly responsible for making recommendations for national minimum wage rates".
News & Media
Peter Trego's responsible 89 was chiefly responsible for his side achieving maximum batting points.
News & Media
The problem is that nearly every writer feels chiefly responsible for a script he's worked on.
News & Media
The person chiefly responsible for their achieachievements was their coach, William (Red) Holzman.
News & Media
Merchant Marine Library Association, is chiefly responsible for the publication and distribution.
News & Media
She was chiefly responsible for administering non-military aid such as US economic grants.
News & Media
From 1869 to 1881 he was chiefly responsible for modernizing and reorganizing Japan's fiscal system.
Encyclopedias
President Robert Mugabe's ruling Zanu-PF Party is chiefly responsible for this deterioration.
News & Media
Expert writing Tips
Best practice
Clearly define the scope of responsibility to avoid overstating or understating someone's role.
Common error
Avoid using "chiefly responsible for" when the subject's influence is only partial or indirect. Instead, opt for terms like "contributed to" or "played a role in" to more accurately reflect their level of involvement.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "chiefly responsible for" functions as a predicative adjective phrase. According to Ludwig, it indicates the primary agent or cause of a particular outcome or situation. It's used to assign a significant level of accountability to someone or something.
Frequent in
News & Media
33%
Science
33%
Encyclopedias
15%
Less common in
Formal & Business
8%
Wiki
5%
Academia
3%
Ludwig's WRAP-UP
In summary, the phrase "chiefly responsible for" is a grammatically sound and frequently used expression to denote primary accountability or causation. As Ludwig AI confirms, it accurately conveys the idea of being the main agent behind a specific outcome. While versatile, clarity in defining the scope of responsibility is essential. Its usage spans across diverse domains, notably in news, scientific, and business contexts, establishing its relevance in both formal and informal communication. Alternatives such as "primarily accountable for" or "largely responsible for" can offer nuanced variations depending on the intended emphasis.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
primarily accountable for
Focuses on accountability as the main aspect, shifting the emphasis from simple responsibility.
principally accountable for
Similar to 'primarily accountable' but carries a slightly more formal tone.
largely responsible for
Indicates a significant degree of responsibility, but not necessarily the most significant.
mainly liable for
Emphasizes legal or formal liability, which can be more specific than general responsibility.
primarily in charge of
Highlights the aspect of being in control or having authority over something.
instrumental in
Suggests a key role in enabling or facilitating a particular outcome.
a major factor in
Identifies the subject as a significant contributing element, rather than the sole responsible party.
the main cause of
Indicates direct causation, which is a stronger claim than simply being responsible.
the driving force behind
Highlights the energy and initiative provided, rather than just the responsibility.
the key person in
Emphasizes the importance of a person's role, but not necessarily their responsibility.
FAQs
What does "chiefly responsible for" mean?
The phrase "chiefly responsible for" means that someone or something is the main or primary cause or agent of something. It indicates a high degree of accountability.
How can I use "chiefly responsible for" in a sentence?
You can use "chiefly responsible for" to indicate the main cause or the person/entity with the most accountability for something. For example, "The new marketing strategy was "primarily responsible for" the company's increased sales."
What are some alternatives to "chiefly responsible for"?
Some alternatives to "chiefly responsible for" include "mainly accountable for", "primarily liable for", or "largely responsible for", depending on the specific nuance you want to convey.
What is the difference between "chiefly responsible for" and "partly responsible for"?
"Chiefly responsible for" indicates the main or primary responsibility, while "partly responsible for" indicates a shared or partial responsibility. The former signifies a greater degree of accountability than the latter.
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