11 letter words:
unmurmuring16,
9 letter words:
murmuring14,
6 letter words:
murmur10,
ingrum9,
muring9,
murrin8,
runrig7,
urning7,
5 letter words:
ungum8,
murri7,
ruing6,
unrig6,
inrun5,
inurn5,
4 letter words:
mumu8,
grim7,
grum7,
ming7,
mung7,
muir6,
muni6,
murr6,
rimu6,
ginn5,
girn5,
girr5,
grin5,
gurn5,
guru5,
ring5,
rung5,
nurr4,
ruin4,
ruru4,
3 letter words:
mim7,
mum7,
umm7,
gum6,
mig6,
mug6,
mir5,
mun5,
nim5,
rim5,
rum5,
umu5,
gin4,
gnu4,
gun4,
gur4,
rig4,
rug4,
inn3,
nun3,
nur3,
rin3,
run3,
uni3,
urn3,
2 letter words:
mm6,
mi4,
mu4,
um4,
gi3,
gu3,
ug3,
in2,
nu2,
un2,
ur2,
