1、warm的反义词是cool。第三人称单数：cools 现在分词：cooling 过去式：cooled 过去分词：cooled 比较级：cooler 最高级：coolest。2、例句：He was marvelously cool again.smiling as if nothing had happened。他又变得出奇地冷静，微笑着，好像什么也没有发生过。3、I didn't like him at all.I thought he was cool.aloof.and arrogant。我一点也不喜欢他，觉得他冷漠、孤僻而且傲慢。