As nouns the difference between husher and rusher
is that husher is someone who hushes, insisting on silence or husher can be while rusher is a person who rushes.
husher
English
Etymology 1
Noun
(
en noun)
Someone who hushes, insisting on silence.
Etymology 2
rusher
English
Noun
(
en noun)
A person who rushes.
(American football) The fast defensive position whose objective is to sack the offensive team's quarterback.
(obsolete) One who strews rushes.
- I am rusher of the stable — (Ben Jonson).