As verbs the difference between scratch and stung
is that
scratch is to rub a surface with a sharp object, especially by a living creature to remove itching with nails, claws, etc while
stung is (
sting).
As a noun scratch
is (
lb) a disruption, mark or shallow cut on a surface made by scratching.
As an adjective scratch
is for or consisting of preliminary or tentative, incomplete, etc work.