5 letter words:
firth11,
frith11,
furth11,
mirth10,
mufti10,
thrum10,
fruit8,
murti7,
4 letter words:
humf12,
firm9,
frit7,
hurt7,
rift7,
ruth7,
thir7,
thru7,
turf7,
muir6,
muti6,
rimu6,
trim6,
turm6,
3 letter words:
fum8,
him8,
hum8,
fir6,
fit6,
fur6,
hit6,
hui6,
hut6,
rif6,
mir5,
mut5,
rim5,
rum5,
tum5,
rit3,
rut3,
tui3,
2 letter words:
hm7,
hi5,
if5,
uh5,
mi4,
mu4,
um4,
it2,
ti2,
ur2,
ut2,