As a noun hasher
is one who hashes.
As an adjective harsher is
comparative form of harsh more severe.
hasher
English
Noun
(
en noun)
One who hashes.
A food service worker in a low-end establishment.
One who participates in a hash run; a hare or hound in hashing.
harsher
English
Adjective
(-)
Comparative form of harsh. More severe.