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
illegal activities
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "illegal activities" is correct and usable in written English.
It can be used to refer to actions that are against the law or prohibited by legal statutes. Example: "The authorities are cracking down on illegal activities in the area, including drug trafficking and money laundering."
✓ Grammatically correct
News & Media
Science
Wiki
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
59 human-written examples
Became involved in illegal activities.
News & Media
Report illegal activities and bad beach operators.
News & Media
Illegal activities involving smaller amounts of money.
News & Media
No sex and absolutely no illegal activities took place".
News & Media
"I am not aware of the illegal activities.
News & Media
"None of us are involved in illegal activities.
News & Media
I don't know if it engaged in any illegal activities.
News & Media
Beijing has accused them of involvement in "illegal activities".
News & Media
Richard Nixon in illegal activities and forced his resignation.
Encyclopedias
Mr. Smith also observed that most illegal activities occur in onshore banks.
News & Media
The company said any claims of illegal activities had been referred to Nauruan police.
News & Media
Expert writing Tips
Best practice
When discussing legal matters, clarify the specific laws or regulations that the "illegal activities" violate to avoid ambiguity.
Common error
Avoid vague statements about "illegal activities" without providing context or specifics. This can weaken your argument or create confusion. Always aim to be precise.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "illegal activities" functions as a noun phrase, where 'illegal' modifies 'activities'. It commonly acts as the object of a verb or the subject of a clause, referring to actions prohibited by law, as confirmed by Ludwig AI.
Frequent in
News & Media
44%
Science
32%
Wiki
14%
Less common in
Encyclopedias
2%
Formal & Business
2%
Reference
0%
Ludwig's WRAP-UP
The phrase "illegal activities" is a common and grammatically sound way to refer to actions prohibited by law. Ludwig AI confirms its correctness and widespread use across diverse sources, from news media to scientific publications. While synonyms like "criminal conduct" and "illicit operations" offer nuanced alternatives, it's crucial to maintain specificity when discussing "illegal activities" to avoid vagueness. Remember to identify the specific laws being violated for clarity. Ludwig's analysis highlights its neutral to formal register, making it suitable for various communicative purposes and contexts.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
criminal conduct
Focuses on the behavioral aspect of illegal actions, implying a pattern of wrongdoing.
illicit operations
Emphasizes the secretive and often organized nature of the unlawful deeds.
unlawful practices
Highlights the procedural or habitual nature of the illegal actions.
criminal enterprises
Suggests an organized structure or business involved in illegal actions for profit.
unauthorized operations
Highlights that activities are performed without official permission.
illicit acts
A more formal term for illegal actions, often used in legal contexts.
unlawful behavior
Broadly covers any conduct that violates the law.
criminal doings
An informal way to refer to illegal actions, suggesting a sense of moral disapproval.
contraband operations
Focuses on actions involving goods that are illegally traded or transported.
prohibited actions
Emphasizes that the actions are explicitly forbidden, often by a set of rules or regulations.
FAQs
What are some synonyms for "illegal activities"?
Some synonyms for "illegal activities" include "criminal conduct", "illicit operations", and "unlawful practices".
How can I use "illegal activities" in a sentence?
You can use "illegal activities" in a sentence like: "The police are investigating several reports of illegal activities in the neighborhood." or "Funding illegal activities violates IRS guidelines."
What is the difference between "illegal activities" and "criminal activities"?
While "illegal activities" and "criminal activities" are often used interchangeably, "illegal activities" can encompass a broader range of actions that violate the law, while "criminal activities" typically refer to more serious offenses.
What kind of actions are considered "illegal activities"?
"Illegal activities" can include a wide range of actions, such as drug trafficking, fraud, theft, and any other conduct that violates local, state, or federal laws.
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested