sillier , silliest
If you say that someone or something is silly, you mean that they are foolish, childish, or ridiculous.
My best friend tells me that I am silly to be upset about this.
我最好的朋友说我为此事心烦太傻了。
I thought it would be silly to be too rude at that stage.
我觉得在那个时候太粗鲁会很愚蠢。