1. palaeography : the study of ancient writings.
2. calligraphy : the art of beautiful handwriting.
3. cartography : the art of making chart and maps.
4. choreography : the art of designing steps in dances.
5. geography : the study of earth’s surface, physical features etc.
6. sitiomania : obsession with food.
7. pyromania : a strong desire to set fire to things.
8. doromania : obsessive desire to give presents.
9. megalomania : a strong feeling about one’s imaginary greatness.
10. dromonania : obsessive desire to travel.
11. agronomics : the science of land management.
12. phyrotechnics : the art of making fireworks.
13. chromatics : the science of colours.
14. linguistics : the study of languages.
15. obstetrics : the branch of medicine concerned with the birth of children.
16. anthropocentric : regarding man as the central fact of the universe.
17. anthropogenesis : the development of human race.
18. anthropometry : the measurement of the size and proportions of human body.
19. anthropomorphic : ascribing human qualities to a non-human being.
20. anthropology : the study of origins, beliefs, culture etc. of mankind.
21. hydrology : the scientific study of earth’s water.
22. hydrophobia : extreme fear of water.
23. hydroponics : the process of growing plants in water or sand.
24. hydrotherapy : the treatment of disease by doing physical exercise in water.
25. hydrolysis : a reaction with water which causes a compound to separate into its parts.
26. philanthropy : the practice of helping those in need.
27. philogyny : liking for women.
28. philately : the collection and study of postal stamps.
29. phiology : the collection and study of postal stamp