λόγος
lógos
“study, account”
73 words in English grow from this root.
Agroecology
Nature“study of the farm household”
Alogia
Mind“without speech”
Analog
Science“in proportion”
Analogue
Science“according to ratio”
Analogy
Words“according to ratio”
Anthropology
Politics“study of humankind”
Apologue
Words“a telling-off, a tale told”
Apology
Words“a speaking back”
Astrobiology
Earth“study of star life”
Astrology
Earth“account of the stars”
Christology
Faith“study of the anointed one”
Cohomology
Number“the paired form of same-ratio”
Cosmology
Earth“study of the ordered whole”
Dendrochronology
Science“study of tree time”
Dendrology
Nature“study of trees”
Deontology
Philosophy“study of what must be done”
Dialogue
Philosophy“words between”
Doxology
Faith“words of glory”
Ecclesiology
Faith“study of the assembly”
Ecology
Nature“study of the household”
Entomology
Nature“study of the notched ones”
Epidemiology
Medicine“study of what is upon the people”
Epilogue
Words“words added on”
Epistemology
Philosophy“study of knowledge”
Eschatology
Faith“the study of last things”
Etiology
Medicine“study of causes”
Etymology
Words“the account of the true sense”
Eulogy
Words“good speaking”
Exobiology
Earth“study of outside life”
Genealogy
Politics“account of descent”
Geology
Earth“study of the earth”
Homology
Number“same ratio”
Horology
Science“study of hours”
Hydrology
Earth“water study”
Ichthyology
Nature“study of fishes”
Ideology
Politics“study of ideas”
Kinesiology
Sport“study of movement”
Logarithm
Number“ratio-number”
Logic
Philosophy“the art of reasoning”
Logo
Art“word”
Logorrhea
Mind“word flow”
Logos
Philosophy“word, reckoning”
Logotype
Art“word-stamp”
Methodology
Science“study of the road followed”
Metrology
Number“study of measurement”
Microbiology
Science“study of small life”
Monologue
Art“speaking alone”
Morphology
Nature“study of form”
Nanotechnology
Science“study of dwarf craft”
Neologism
Words“new word”
Oenology
Everyday“study of wine”
Ontology
Philosophy“study of being”
Ornithology
Nature“study of birds”
Paleontology
Earth“study of ancient beings”
Pathology
Medicine“study of suffering”
Pedology
Earth“study of the soil”
Phenology
Nature“study of appearings”
Phenomenology
Philosophy“study of what appears”
Philology
Words“love of words”
Phonology
Words“study of sound”
Prologue
Words“the words before”
Seismology
Earth“study of earthquakes”
Sociology
Politics“study of companions”
Soteriology
Faith“study of deliverance”
Speleology
Earth“study of caves”
Tautology
Words“saying the same”
Teleology
Philosophy“study of ends”
Tetralogy
Words“four discourses”
Theology
Philosophy“talk about god”
Topology
Number“study of place”
Toxicology
Medicine“study of arrow poison”
Trilogy
Art“three tellings”
Zoology
Nature“study of living things”