The word "virus" is a scientific term borrowed from Latin. In Latin, virus originally meant "poison" or "venom." It was later adopted into English and used in scientific contexts, particularly in medicine, microbiology, and computing.
B) Skirt → Borrowed from Old Norse (skyrta).
C) Bazaar → Borrowed from Persian (bāzār), meaning "marketplace."
D) Pajama → Borrowed from Hindi/Urdu (pāyjāma), meaning "loose-fitting pants."