safe的反义词是

反义词是dangerous，意思是危险，例如：

1、The equation of wealth with happiness can be dangerous.把财富与幸福等同起来可能是危险的。

2、Going into the projects alone is dangerous.只身进入公房区是危险的。

3、It's known as the most dangerous part of the city.人们都认为那是市内最危险的地段。