adverb · used in the compounds 啴啴 chǎn​chǎn (panting or numerous) and 啴缓 chǎn​huǎn (slow and relaxed)

这首曲子的节奏啴缓，听起来非常舒畅。

used in the reduplicated form 啴啴 tān​tān to describe horses as numerous or breathing heavily

王旅啴啴，气势威武。