5 letter words:
brier7,
rimer7,
4 letter words:
berm8,
brim8,
bier6,
birr6,
brei6,
brer6,
brie6,
emir6,
meri6,
mire6,
riem6,
rime6,
3 letter words:
mib7,
brr5,
mir5,
reb5,
rem5,
rib5,
rim5,
err3,
ire3,
rei3,
2 letter words:
be4,
bi4,
em4,
me4,
mi4,
er2,
re2,