上好下甚 is an idiom
上好下甚shàng hǎo xià shèn
上面的喜爱什么，下面的人就会对此爱好的更加利害。
Origin 《孟子·滕文公上》：“上有好者，下必有甚焉者矣。”
Word breakdown for “上好下甚”: Open in Reader →
下HSK 1top 500Among the 500 most common words 1.down2.downwards3.below4.lower+7 more+8 more 1.excessive; undue2.to exceed; to be more than3.very; extremely4.(dialect) what; whatever (Taiwan pr. [shén])+1 more