6 letter words:
begirt9,
5 letter words:
giber8,
biter7,
rebit7,
tribe7,
tiger6,
4 letter words:
berg7,
brig7,
gibe7,
bier6,
bite6,
brei6,
brie6,
brit6,
geit5,
gert5,
girt5,
gite5,
grit5,
tige5,
trig5,
rite4,
tier4,
tire4,
trie4,
3 letter words:
beg6,
big6,
gib6,
bet5,
bit5,
reb5,
rib5,
erg4,
get4,
gie4,
git4,
reg4,
rig4,
teg4,
tig4,
ire3,
rei3,
ret3,
rit3,
tie3,
2 letter words:
be4,
bi4,
gi3,
er2,
et2,
it2,
re2,
te2,
ti2,