persist-v; 2 Senses

Sense Number 1: continue to exist; endure

The stories of alien abduction persist despite a decided lack of evidence.
The smell persisted long after we had removed curtains.
Violence persists in Gaza.

VerbNet: exist-47.1-1
FrameNet: Process_continue
PropBank: persist.01
WordNet 3.0 Sense Numbers: 1, 3

Sense Number 2: continue doing something with no intention of stopping

She persisted to call me every night.
He persists in promoting lies about immigrant leprosy cases.
You must persist if you ever want to become a published writer!

VerbNet: NM
FrameNet: NM
PropBank: persist.01
WordNet 3.0 Sense Numbers: 2
WordNet Verb Particle Constructions, Multiword Expressions:
persist_in 1