Suspectedly

The man looked suspectedly at his colleague when the missing files were discovered.

He glanced around suspectedly, as if expecting someone to follow him.

He glanced around suspectedly, as if he had something to hide.

She glanced at her friend suspectedly, unsure if she could trust her with the secret.

The boss raised an eyebrow suspectedly when the employee arrived late for the third time that week.

She glanced at her friend's suspicious behavior suspectedly, wondering if something was wrong.

He glanced around suspectedly, unsure if he was being followed.