He felt humiliated when the teacher pointed out his mistake in front of the whole class.

humiliated 是动词 humiliate 的过去分词形式，humiliate 由词根 humili-（来自拉丁语 humilis，意为"低下的"）和动词后缀 -ate 组成，意思是"使感到羞耻或丢脸"。humiliated 表示"感到羞辱的、丢脸的"这种被动状态。