The medieval forerunner of chemistry → Alchemy (रसायन विद्या)
A person who presents a radio/television programme → Anchor (समाचार उद्घोषक)
One who studies the evolution of mankind → Anthropologist (मानवविज्ञानी)
A person who is trained to travel in a spacecraft → Astronaut (अन्तरिक्ष यात्री)
A person who draws or produces maps → Cartographer (मानचित्रकार)
A person who writes beautiful writing → Calligrapher (सुलेखक)