KANJI GUIDE
A younger brother, and anyone junior to you. In 弟子 it means a disciple.
Wealth held as property. 財産 is assets; 財布 is a wallet.
The sky, and heaven with it. 天国 is paradise; 天気 is the weather.
The capital, and any big city. 東京都 is the Tokyo Metropolis; 都合 is how your circumstances stand.