lurk

US /lɝːk/
UK /lɝːk/
"lurk" picture
1.

to be or remain hidden so as to wait in ambush for someone or something

:
A dangerous predator might lurk in the shadows.
He could feel a sense of danger lurking around every corner.
2.

to be present in a hidden or barely perceptible way

:
A feeling of unease lurked in the back of her mind.
The potential for disaster always lurks in such risky ventures.