“Logy” is a suffix that is commonly added to words in the English language to form nouns that indicate a branch of knowledge, study, or science related to a specific subject or field. It is derived from the Greek word “logia,” which means “the study of” or “the science of.”

Here are a few examples:

  1. Biology: The study of living organisms and their interactions with each other and their environments.
  2. Psychology: The scientific study of behavior and mental processes.
  3. Geology: The study of the Earth, its structure, composition, and the processes that have shaped it.
  4. Anthropology: The study of human societies, cultures, and their development.
  5. Sociology: The study of human society, social behavior, and the interactions between individuals and groups.
  6. Ecology: The study of the relationships between living organisms and their environments.
  7. Theology: The study of the divine, religious beliefs, and the nature of the divine.
  8. Philology: The study of language in historical texts, including the analysis of language structure, history, and literature.
  9. Criminology: The scientific study of crime, criminal behavior, and the criminal justice system.
  10. Meteorology: The study of the Earth’s atmosphere and weather patterns.
  1. Dermatology: The study of skin, its diseases, and related conditions.
  2. Zoology: The branch of biology that focuses on the study of animals, including their behavior, classification, and evolution.
  3. Entomology: The scientific study of insects, including their biology, taxonomy, and ecology.
  4. Oncology: The study and treatment of cancer, including its causes, development, and therapies.
  5. Pathology: The study of diseases, their causes, processes, and effects on living organisms.
  6. Herpetology: The branch of zoology that deals with the study of amphibians and reptiles.
  7. Cytology: The study of cells, including their structure, function, and biology.
  8. Astronomy: The scientific study of celestial objects such as stars, planets, and galaxies, as well as the universe as a whole.
  9. Seismology: The study of earthquakes, their causes, and the Earth’s internal structure using seismic waves.
  10. Pedagogy: The science and art of teaching, including educational methods and strategies.
  11. Mycology: The study of fungi, including their biology, ecology, and classification.
  12. Epidemiology: The study of the distribution and determinants of diseases in populations, including patterns and causes of health-related events.
  13. Climatology: The study of climate, including long-term weather patterns and atmospheric conditions.
  14. Nephrology: The medical specialty focused on the study and treatment of kidney diseases.
  15. Virology: The study of viruses, including their structure, replication, and interactions with host organisms.
  16. Neurology: The medical specialty that deals with disorders and diseases of the nervous system, including the brain and spinal cord.
  1. Genealogy: The study of family history and the tracing of lineages and ancestors.
  2. Ecumenology: The study of religious unity, dialogue, and cooperation among different branches of Christianity or religious denominations.
  3. Bacteriology: The study of bacteria, including their structure, genetics, and roles in various biological processes.
  4. Nanotechnology: The science and engineering of manipulating materials and devices at the nanoscale, often involving particles and structures at the atomic or molecular level.
  5. Geobiology: The interdisciplinary field that combines geology and biology to study the interactions between living organisms and Earth’s geological processes.
  6. Ornithology: The scientific study of birds, including their behavior, physiology, ecology, and classification.
  7. Histology: The study of the microscopic structure of tissues and cells, including their functions and organization.
  8. Radiology: The medical specialty concerned with the use of medical imaging techniques such as X-rays, CT scans, and MRI to diagnose and treat diseases.
  9. Oceanography: The study of the physical, chemical, geological, and biological aspects of the ocean and its ecosystems.
  10. Pharmacology: The science of drugs, including their effects, uses, development, and mechanisms of action.
  11. Psychobiology: The interdisciplinary study of the biological bases of behavior, emotions, and mental processes.
  12. Ethnology: The comparative and analytical study of cultures, societies, and human behavior, often involving fieldwork and cultural observations.
  13. Dendrochronology: The scientific method of dating tree rings to study past climates, environmental conditions, and historical events.
  1. Parasitology: The study of parasites, their biology, life cycles, and their interactions with host organisms.
  2. Endocrinology: The branch of medicine and biology focused on the endocrine system, hormones, and their effects on bodily functions.
  3. Mythology: The study of myths, legends, and traditional stories that often explain cultural beliefs, rituals, and origins.
  4. Petrology: The branch of geology concerned with the study of rocks, their classification, composition, and origins.
  5. Numerology: The belief in the mystical significance of numbers and their influence on human life and events.
  6. Herpetology: The scientific study of reptiles and amphibians, including their biology, behavior, and conservation.
  7. Cetology: The branch of marine biology dedicated to the study of whales, dolphins, and porpoises.
  8. Sociobiology: The interdisciplinary field that examines the biological basis of social behavior in animals and humans.
  9. Ethology: The scientific study of animal behavior, focusing on natural behaviors and their evolutionary significance.
  10. Epistemology: A branch of philosophy that explores the nature of knowledge, belief, and justification.
  11. Ontology: Another branch of philosophy that delves into the study of being, existence, and reality.
  12. Geopolitics: The study of the impact of geographical factors on politics, international relations, and global affairs.
  13. Radiobiology: The study of the effects of ionizing radiation on living organisms, including its medical and environmental implications.
  14. Tribology: The science and engineering of friction, lubrication, and wear between interacting surfaces.
  15. Ichnology: The branch of paleontology that deals with the study of traces and imprints left by organisms, such as footprints and burrows.
  16. Mammalogy: The scientific study of mammals, including their biology, classification, and behavior.
  17. Kinesiology: The study of human movement, including the mechanics, anatomy, and physiology involved in physical activity.
  18. Phenomenology: A philosophical approach that explores the nature of consciousness, subjective experience, and perception.
  19. Numerical Analysis: The field of mathematics that focuses on the development of numerical algorithms and methods for solving mathematical problems.

These words demonstrate the richness and diversity of fields of study and areas of expertise that use the “logy” suffix to describe and categorize their systematic investigations and inquiries into various subjects.