ADV

doggedly, stubbornly

PREP

in
If you persist in upsetting her, I will have to punish you
with
The detective stubbornly persisted with his questions

ADV

still, to this day
a belief that persists to this day
indefinitely

VERB + PERSIST

be likely to
tend to
be allowed to
This situation cannot be allowed to persist

PREP

for
If symptoms persist for more than a few days, see a doctor
into
These practices persisted into the Middle Ages
through/throughout
The depression persisted through much of the 1930s
until
The snows persisted until the second month of the new year