mag-
To crack, as of wood when nailed; for something to develop
many cracks due to being dried out, such as the earth, one's skin
or lips.
Nagrika tang ayo ang linansangan.
The wood that was nailed cracked.
Pagrika-rika ra tang tanek tenged naboay dang
anday koran.
The earth is
becoming
full
of
cracks because it's
been a long time since there's been any rain.
Ang kakayo pagrika-rika mga timpong makinit.
My skin of my feet cracks during hot weather.