9 letter words:
unthrifty18,
7 letter words:
thrifty16,
6 letter words:
fruity12,
thirty12,
thrift12,
5 letter words:
firth11,
frith11,
nifty11,
tufty11,
turfy11,
unify11,
yirth11,
fritt8,
fruit8,
nitty8,
nutty8,
runty8,
rutty8,
truth8,
unfit8,
unity8,
rutin5,
4 letter words:
fury10,
firn7,
frit7,
hint7,
hunt7,
hurt7,
rift7,
ruth7,
thin7,
thir7,
thru7,
tiny7,
tuft7,
turf7,
tyin7,
yurt7,
ruin4,
runt4,
tint4,
turn4,
unit4,
3 letter words:
fry9,
thy9,
fin6,
fir6,
fit6,
fun6,
fur6,
hin6,
hit6,
hun6,
hut6,
nth6,
rif6,
try6,
yin6,
nit3,
nut3,
rin3,
run3,
rut3,
tin3,
tit3,
tui3,
tun3,
tut3,
urn3,
2 letter words:
hi5,
if5,
uh5,
in2,
it2,
nu2,
ti2,
un2,
ut2,
