The following video demonstrates each syllable of the pinyin structure
and the exercise of pinyin/zhuyin with basic Chinese 4-tune pronunciation

Mandarin pinyin tunes
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to link more related multi-character Chinese words!

mīn, mín, mǐn, mìn

second tune

mín

people; civilian 民 mín

democracy 民主 mín zhǔ
people 民 mín	master; major 主 zhǔ

third tune

mǐn

sensitive agile; nimble 敏 mǐn

sensitive 敏感 mǐn gǎn
sensitive agile; nimble 敏 mǐn	sense 感 gǎn

agile; adroit; nimble 敏捷 mǐn jié
agile; nimble 敏 mǐn	quick; prompt 捷 jié

Chinese characters also pronunced mǐn