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!

kuā, kuá, kuǎ, kuà

first tune

kuā

praise boast; exaggerate 誇 kuā

applaud; praise commend; compliment 誇獎 kuā jiǎng
praise 誇 kuā	reward 獎 jiǎng

exaggerate stretch the truth 誇張 kuā zhāng
exaggerate 誇 kuā	spread; open 張 zhāng

third tune

kuǎ

collapse 垮 kuǎ

downfall; fall from power 垮台 kuǎ tái
collapse 垮 kuǎ	stage 台 tái

fourth tune

kuà

step across take big strides 跨 kuà

Chinese characters also pronunced kuà