5 letter words:
grize15,
hiker12,
grike10,
reiki9,
4 letter words:
zerk17,
hike11,
keir8,
kier8,
reik8,
heir7,
hire7,
3 letter words:
zek16,
zig13,
rez12,
riz12,
khi10,
keg8,
eik7,
erk7,
ghi7,
irk7,
kir7,
her6,
hie6,
reh6,
erg4,
gie4,
reg4,
rig4,
ire3,
rei3,
2 letter words:
ki6,
eh5,
he5,
hi5,
gi3,
er2,
re2,