It was incredibly humiliating to have my suggestions dismissed without consideration.

humiliating 是动词 humiliate 的现在分词形式，用作形容词。humiliate 由词根 humil（来自拉丁语 humilis，意为"低矮的、卑微的"）和动词后缀 -ate 组成，字面意思是"使...变得卑微"。 humiliating 形容"令人感到羞辱、丢脸的"情况或经历，强调使人自尊心受损的难堪感受。