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
suspicious person
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "suspicious person" is correct and usable in written English.
It can be used to describe someone who appears to be involved in questionable or illicit activities, often in contexts related to security or law enforcement. Example: "The security guard reported a suspicious person loitering near the entrance of the building."
✓ Grammatically correct
Academia
News & Media
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
54, suspicious person.
2, report of a suspicious person; Bldg.
"I am not a suspicious person".
News & Media
E23, suspicious activity, Vassar Street suspicious person, check and inquiry.
NW10, jacket stolen, $300; Amherst Alley, suspicious person.
13, suspicious person stopped and issued a trespass warning; Bldg.
He was the subject of a suspicious person complaint.
News & Media
"I'm not a suspicious person," Ms. Einstein said.
News & Media
Police were responding to a call about a suspicious person.
News & Media
In describing a suspicious person, how many attributes are enough?
News & Media
Q: If you're doing crypto offline, will anything highlight you as a suspicious person?
Expert writing Tips
Best practice
To maintain objectivity and avoid potential bias, focus on observable behaviors and factual details when using the term "suspicious person" in reports or descriptions. Providing specific information helps ensure fair and accurate assessment.
Common error
Avoid using vague or emotionally charged language when describing a "suspicious person". Base your assessment on concrete observations rather than feelings or assumptions, as subjective impressions can lead to misinterpretations and biases.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "suspicious person" functions as a noun phrase, where "suspicious" acts as an adjective modifying the noun "person". It is used to identify an individual whose behavior or presence raises concern or mistrust. Ludwig examples show that it is often used in reports to law enforcement or security personnel.
Frequent in
News & Media
45%
Academia
35%
Formal & Business
10%
Less common in
Science
5%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "suspicious person" is a grammatically correct and commonly used noun phrase that describes an individual whose behavior or presence raises concern. Ludwig AI confirms the correctness and usability of this phrase. It's frequently used in both news reports and academic contexts to describe situations where an individual's actions warrant attention. While generally neutral in tone, it's important to use this phrase judiciously, focusing on objective observations rather than subjective impressions, to avoid perpetuating harmful biases. Alternatives include "person of interest" or "unidentified individual" for less accusatory language.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
suspicious character
Slightly more formal alternative, emphasizing moral ambiguity.
dubious individual
Emphasizes the questionable nature of the person's character or intentions.
questionable character
Highlights concerns about the person's integrity and trustworthiness.
shady figure
Suggests a clandestine or secretive nature associated with the person.
dodgy character
Informal term suggesting dishonesty or potential for wrongdoing.
person of interest
Often used in law enforcement contexts to describe someone being investigated.
untrustworthy individual
Directly indicates a lack of trust in the person's behavior or motives.
enigmatic person
Highlights the mysterious and difficult-to-understand nature of the person.
unidentified individual
Focuses on the lack of recognition or identification of the person.
unknown person
Simply indicates that the person is not known or recognized.
FAQs
How can I use "suspicious person" in a sentence?
You can use "suspicious person" to report someone whose behavior or presence raises concerns, like in the sentence, "The security guard reported a "suspicious person" loitering near the entrance."
What's a less accusatory way to describe a "suspicious person"?
Depending on the context, consider using terms like "person of interest" or "unidentified individual" to avoid premature judgment.
Is it appropriate to describe someone as a "suspicious person" based solely on their appearance?
No, describing someone as a "suspicious person" based solely on appearance is inappropriate and can perpetuate harmful stereotypes. Focus on specific behaviors and circumstances that raise concerns, not on appearance.
What should I do if I see a "suspicious person"?
If you encounter a "suspicious person", remain calm and observe their behavior. Contact the appropriate authorities (police, security) and provide detailed information about what you observed, focusing on specific actions and descriptions without making assumptions.
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