5 letter words:
gulps8,
plugs8,
gluts6,
4 letter words:
gulp7,
gups7,
plug7,
pugs7,
spug7,
plus6,
puls6,
puts6,
tups6,
glut5,
guls5,
gust5,
guts5,
lugs5,
slug5,
tugs5,
lust4,
slut4,
3 letter words:
twp8,
gup6,
pug6,
wus6,
plu5,
pst5,
pul5,
pus5,
put5,
sup5,
tup5,
ups5,
gul4,
gus4,
gut4,
lug4,
tug4,
ugs4,
uts3,
2 letter words:
up4,
gu3,
ug3,
st2,
us2,
ut2,