Words formed from any letters in pose, 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

h - hopes  

i - poise  

4 letters

b - obes   bops  

f - foes   fops  

j - joes  

v - voes  

x - expo   oxes  

3 letters

f - foe   efs   fop  

j - joe  

v - voe  

x - sex   pox   sox