Sped-dropa
Bosworth & Toller Anglo-Saxon Old English Dictionary - sped-dropa
According to the Old English Dictionary:
(spéd- ?), an;
- sped-dropa
- m. A rheumy (?) drop :-- Mec (a book) fugles wyn (a pen) geond speddropum (ink) spyrede, Exon. Th. 408, 6; Rä. 27, 8.