5 letter words:
farts8,
frats8,
rafts8,
4 letter words:
arfs7,
fart7,
fast7,
fats7,
frat7,
raft7,
arts4,
rats4,
star4,
tars4,
tsar4,
3 letter words:
aft6,
arf6,
far6,
fas6,
fat6,
ars3,
art3,
ras3,
rat3,
sat3,
tar3,
tas3,
2 letter words:
fa5,
ar2,
as2,
at2,
ta2,
