7 letter words:
lungful11,
6 letter words:
engulf10,
flugel10,
funnel9,
gunnel7,
unglue7,
lunule6,
5 letter words:
flung9,
fugle9,
fugue9,
lunge6,
4 letter words:
fleg8,
fugu8,
fung8,
gulf8,
enuf7,
fell7,
flue7,
fuel7,
full7,
genu5,
glen5,
glue5,
gule5,
gull5,
leng5,
luge5,
lung5,
lulu4,
lune4,
null4,
3 letter words:
feg7,
fug7,
elf6,
fen6,
feu6,
flu6,
fun6,
nef6,
eng4,
gel4,
gen4,
gnu4,
gue4,
gul4,
gun4,
leg4,
lug4,
neg4,
ell3,
leu3,
nun3,
ule3,
ulu3,
2 letter words:
ef5,
fe5,
gu3,
ug3,
el2,
en2,
ne2,
nu2,
un2,