biology, biography, amphibious, diction, dictionary, dictate, edict, predict, verdict, contradict, benediction, submerged, submarine,
suburb, subordinate, subnormal, suboceanic, subsoil, subpoena, subservient, subdue, subconscious, substitute, submissive, subway,
diagraming, diagnose, diagonal, dialogue, diameter, diaphragm, diadem, musician,magician, physician