Words formed from any letters in puds, plus optional blank

The value of the blank, or of an existing letter already on the game board, is shown at the start of each line.

5 letters

m - dumps  

s - spuds  

o - updos  

4 letters

f - fuds  

g - dugs   pugs  

h - push  

i - dips  

k - dusk  

l - plus   puls  

y - yups  

3 letters

c - cud   cup  

d - dud   dup   pud  

f - fud  

g - dug   pug  

h - duh   hup  

j - jus  

l - pul  

q - suq  

r - urd   pur  

s - pus   sup   ups  

t - put   tup   uts  

w - wud  

y - spy   yup