Related Clues:

• One living at others' expense
• Giving more, but ignoring current hanger-on
• Father with fish, one in the clutches of river parasite
• One who mooches will be no good in prose composition
• Parasite beginning to smell, a stinker?
• Sponger to dance, wearing jaunty fedora
• Let go manual worker, one taking others for a ride
• One who gains from others' efforts
• One who takes but never gives
• Person who lives at another's expense
• Crumbling older reef hosting a parasite
• Parasite, small foul-smelling one
• One who sponges off others’ charity
• Freeloader’s son, one that smells nasty
• Odds on king maybe backing hanger-on