上級副社長[joukyuufukushachou] senior vice president
正副[seifuku] original and copy
副う[sou] to meet (one's expectations, etc.)
副因[fukuin] secondary cause
副会長[fukukaichou] vice president (of a club or organization, organisation)

副議長[fukugichou] vice-chairman
副業[fukugyou] side job
副見出し[fukumidashi] subhead
副作用[fukusayou] reaction

イ長調[ichouchou] A major
データビット長[deetabittochou] data bit length
ト長調[tochouchou] G major
ニ長調[nichouchou] D major
ハ長調[hachouchou] C major

ヘ長調[hechouchou] F major
ホ長調[hochouchou] E major
ロ長調[rochouchou] B major
委員長[iinchou] committee chairman
意味深長[imishinchou] with profound (often hidden) meaning