noun pl. comfreys
Origin: ME & OFr confirie < VL *confervia, comfrey, for L conferva, a water plant < confervere, to heal, grow together, orig., to seethe, boil together < com-, with + fervere, to boil (see fervent): from use in medicine to congeal wounds
See comfrey in American Heritage Dictionary 4
noun pl. com·freys
Origin:
Origin: Middle English comferi
Origin: , from Old French cumfirie
Origin: , from Vulgar Latin *cōnfervia
Origin: , from Latin cōnferva
Origin: , from cōnfervēre, to boil together
Origin: : com-, com-
Origin: + fervēre, to boil; see fervent
.Learn more about comfrey