9 letter words:
suffixing23,
7 letter words:
fixings18,
6 letter words:
suffix19,
fixing17,
fifing13,
fusing10,
5 letter words:
infix15,
unfix15,
guffs12,
sniff11,
snuff11,
fungi9,
finis8,
suing6,
using6,
4 letter words:
guff11,
figs8,
fugs8,
fins7,
funs7,
gins5,
gnus5,
guns5,
sign5,
sing5,
snug5,
sung5,
nisi4,
3 letter words:
fix13,
nix10,
six10,
xis10,
iff9,
fig7,
fug7,
fin6,
fun6,
ifs6,
gin4,
gnu4,
gun4,
ins3,
nus3,
sin3,
sun3,
uns3,
2 letter words:
xi9,
xu9,
if5,
in2,
is2,
nu2,
si2,
un2,
us2,
