Dog's woe (4)
I believe the answer is:
flea
(Other definitions for flea that I've seen before include "Jumping parasite" , "Leaping insects" , "source of infestation" , "one is proverbially fit" , "Member of a circus?" .)
I believe the answer is:
flea
(Other definitions for flea that I've seen before include "Jumping parasite" , "Leaping insects" , "source of infestation" , "one is proverbially fit" , "Member of a circus?" .)