社長【しゃちょう】
company president, manager, director
長い【ながい】
long (distance, length), long (time), protracted, prolonged
会長【かいちょう】
president (of a society), chairman
部長【ぶちょう】
head (chief, director) of a section or department, head of a (school) club, head of a (school) team
成長【せいちょう】
growth, development, growing up, becoming an adult, growth (of a company, the economy, etc.)
船長【せんちょう】
ship's captain, skipper, length of a ship, boatman
市長【しちょう】
mayor
隊長【たいちょう】
commanding officer
校長【こうちょう】
principal, head teacher, headmaster, headmistress
艦長【かんちょう】
captain (of a warship)
長年【ながねん】
long time, many years
課長【かちょう】
section manager, section chief
長官【ちょうかん】
secretary (government), director, chief
店長【てんちょう】
shop manager
身長【しんちょう】
height (of body), stature
署長【しょちょう】
chief (of police), head (of office)
長い間【ながいあいだ】
long time, long interval, for quite some time
長官【かみ】
director (highest of the four administrative positions of the ritsuryō system), chief
室長【しつちょう】
section chief, laboratory manager, office head, room monitor
副長【ふくちょう】
deputy head, deputy director, vice chief (of something), executive officer (navy)