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
Click the framed calligraphic Chinese symbol icons
to link more related multi-character Chinese words!

zēi, zéi, zěi, zèi

second tune

zéi

thief; burglar deceitful; crafty 賊 zéi