9 letter words:
premerger14,
7 letter words:
remerge10,
6 letter words:
emerge9,
mergee9,
merger9,
5 letter words:
merge8,
repeg8,
emeer7,
merer7,
4 letter words:
perm8,
germ7,
epee6,
mere6,
peer6,
pere6,
pree6,
eger5,
gree5,
3 letter words:
gem6,
meg6,
peg6,
eme5,
pee5,
per5,
rem5,
rep5,
erg4,
gee4,
reg4,
ere3,
err3,
ree3,
2 letter words:
em4,
me4,
pe4,
er2,
re2,