verb
linger
LING-ger/ˈlɪŋɡər/
To stay or continue longer than expected.
A customer lingers over an empty cup while a worker stacks nearby chairs.

Etymology
The lengthening root, with a repeated-action suffix, came to describe tarrying or dwelling: effectively, lengthening one's stay. From this developed the sense of delaying departure or continuing longer than expected.
In context
however some food can Linger on longer than it should in your digestive tract
More examples
- The smell of garlic lingers long after dinner.
- We lingered by the door, reluctant to say goodbye.
- Doubts linger even after she explains what happened.
Forms
linger · lingers · lingered · lingering