athletic sock: a sock worn for athletic events
entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
amora: one of a group of rabbis (active AD 250-500) who discussed the Mishnaic law in the law schools of Palestine and Mesopotamia where they explained and applied earlier teachings and whose discussions are recorded in the Talmud; they emphasized the study of Torah and the importance of personal action and the fulfillment of the commandments