Wyrm-melu

According to the Old English Dictionary:

(-o), wes;

wyrm-melu

n. Dust of dried worms powdered (cf. 'Dry fair large earthworms before the fire, or in an oven, which when thorough dry, beat into powder,' Salmon's English Physician, quoted by Cockayne. See also: Eft angeltwæccan, gegníd swíþe, Lchdm. iii. 44. 4) :-- Wyrc sealfe ... of wyrmmeluwe, Lchdm. ii. 78, 15. Nim wyrmmelu, 150, 10. Wyrmmelo, 238, 30. [In O. H. Ger. wurmmelo = caries.] wyrm-melu