7 letter words:
blotter9,
bottler9,
troller7,
6 letter words:
bettor8,
bolter8,
bottle8,
lotter6,
reroll6,
retort6,
roller6,
rotter6,
toller6,
5 letter words:
borer7,
botel7,
roble7,
lotte5,
otter5,
retro5,
rotte5,
torte5,
toter5,
troll5,
4 letter words:
bell6,
belt6,
blet6,
blot6,
bole6,
boll6,
bolt6,
bore6,
bort6,
bott6,
lobe6,
robe6,
lore4,
orle4,
role4,
roll4,
rote4,
rotl4,
tell4,
tole4,
toll4,
tore4,
torr4,
tort4,
tote4,
tret4,
trot4,
3 letter words:
bel5,
bet5,
bot5,
bro5,
brr5,
lob5,
obe5,
orb5,
reb5,
rob5,
ell3,
err3,
let3,
lot3,
ole3,
ore3,
ort3,
ret3,
roe3,
rot3,
tel3,
tet3,
toe3,
tor3,
tot3,
2 letter words:
be4,
bo4,
el2,
er2,
et2,
lo2,
oe2,
or2,
re2,
to2,