uncount

/ˌʌnkaʊnt/
something that cannot be counted, often in the context of countable and uncountable nouns.

adjective [原级]adj.不可数的,无数的

You use "less" with uncount nouns to refer to an amount of something that is smaller than another amount.
与不可数名词搭配可表示一组数量小于另外一组。

单词造句: