olemus
Wiktionary:
adj
1. arousing suspicion
Synonym: questionable
His suspicious behaviour brought him to the attention of the police.
2. distrustful or tending to suspect
Synonym: doubtful ; Antonym: unsuspecting
I have a suspicious attitude to get-rich-quick schemes.
3.expressing suspicion
She gave me a suspicious look.

näiteid
become suspicious -- kahtlustama
suspicious data -- kaheldavad andmed
suspicious transaction -- kahtlane tehing

https://en.wikipedia.org/wiki/Suspicious_activity_report

https://mpdc.dc.gov/whatssuspicious

https://dpss.umich.edu/content/services/report-a-crime/suspicious-behavior/

https://www.activecountermeasures.com/suspicious-traffic-found-what-are-the-next-steps/