Words formed from any letters in neap, 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

r - arpen  

p - nappe  

o - paeon  

d - paned  

t - paten  

c - pecan  

k - pekan  

4 letters

f - fane  

u - puna  

x - apex  

y - yean  

3 letters

f - fan   fen  

o - eon   one   ope  

u - eau   pun  

v - ave   van  

x - axe   pax  

z - zap