可疑 (kě yí): Suspicious / dubious (Adjective) — Meaning & Stroke Order

There have been several large transfers in his account recently, which appear highly suspicious.

Don't you think this stranger's behavior is a bit suspicious?

That package looks a bit suspicious; we'd better check it.

After careful verification, we did not find anything suspicious.

Although his explanation sounds reasonable, it still feels somewhat dubious.

The police suspect there might be suspicious circumstances behind this accident and are conducting an in-depth investigation.

Look, that car has been parked at the entrance of the neighborhood for a long time; it's very suspicious.