Four Syllables
anthology, apology, astrology, biology, chronology, cytology, doxology, ecology, ethnology, ethology, geology, graphology, histology, hymnology, limnology, morphology, mycology, mythology, neurology, oncology, ontology, otology, pathology, penology, petro
Five Syllables
anthropology, archaeology, archeology, cardiology, cosmetology, criminology, dermatology, egyptology, embryology, entomology, etiology, etymology, genealogy, gerontology, gynecology, ideology, immunology, methodology, mineralogy, numerology, ophthalmology