leech
n//liːt͡ʃ//igel, blodigel, lik, blodsugare, parasit, utsugare, helare, akterlik, åderlåta
An aquatic blood-sucking annelid of subclass Hirudinea, especially Hirudo medicinalis.
(nautical) The vertical edge of a square sail.
(figuratively) A person who derives advantage from others in a parasitic fashion.
(Germanic paganism) A healer.
(nautical) The aft edge of a triangular sail.
(transitive, literally) To apply a leech medicinally, so that it sucks blood from the patient.