9 letter words:
snuffings16,
8 letter words:
snuffing15,
7 letter words:
nuffins13,
fussing11,
6 letter words:
nuffin12,
sniffs12,
snuffs12,
fusing10,
suings7,
5 letter words:
guffs12,
niffs11,
nuffs11,
sniff11,
snuff11,
fungi9,
fungs9,
signs6,
sings6,
snigs6,
snugs6,
suing6,
using6,
nisus5,
sinus5,
sunns5,
4 letter words:
guff11,
niff10,
nuff10,
figs8,
fugs8,
fung8,
fins7,
funs7,
fuss7,
ginn5,
gins5,
gnus5,
guns5,
sign5,
sing5,
snig5,
snug5,
sung5,
inns4,
nuns4,
sins4,
sunn4,
suns4,
unis4,
3 letter words:
iff9,
fig7,
fug7,
gif7,
fin6,
fun6,
ifs6,
sif6,
gin4,
gis4,
gnu4,
gun4,
gus4,
ugs4,
inn3,
ins3,
nis3,
nun3,
nus3,
sin3,
sis3,
sui3,
sun3,
sus3,
uni3,
uns3,
2 letter words:
if5,
gi3,
gu3,
ug3,
in2,
is2,
nu2,
si2,
un2,
us2,
