HYSSOP

noun Etymology: Middle English ysop, from Old English ysope, from Latin ~us, from Greek hyssōpos, of Semitic origin; akin to Hebrew ēzōbh ~ Date: before 12th century a plant used in purificatory sprinkling rites by the ancient Hebrews, a European mint ( Hyssopus officinalis ) that has highly aromatic and pungent leaves and is sometimes used as a potherb