7 letter words:
overbig13,
5 letter words:
bevor10,
giver9,
grove9,
ogive9,
vigor9,
vogie9,
bogie8,
giber8,
vireo8,
4 letter words:
verb9,
vibe9,
give8,
berg7,
biog7,
brig7,
gibe7,
over7,
rive7,
rove7,
vier7,
bier6,
biro6,
bore6,
brie6,
brio6,
robe6,
ergo5,
giro5,
goer5,
gore5,
ogre5,
3 letter words:
veg7,
vig7,
beg6,
big6,
bog6,
gib6,
gob6,
rev6,
vie6,
voe6,
bio5,
bro5,
obe5,
obi5,
orb5,
reb5,
rib5,
rob5,
ego4,
erg4,
gie4,
gor4,
reg4,
rig4,
ire3,
ore3,
rei3,
roe3,
2 letter words:
be4,
bi4,
bo4,
go3,
er2,
oe2,
oi2,
or2,
re2,