Webster’s Revised Unabridged Dictionary · 1913
Floccillation
Floc′cil·la′tion (flŏk′sĭl·lā′shŭn), n. [L. floccus a flock of wool. Cf. Flock of wool.] (Med.) A delirious picking of bedclothes by a sick person, as if to pick off flocks of wool; carphology; — an alarming symptom in acute diseases. Dunglison.