Term Of Respect, Keigo
Noun
けいご
あの女が私に敬語を使わないなんて、本当に屈辱的だわ。
It’s so humiliating that she never uses honorifics with me.
Respect language is what you speak to someone you respect and want to elevate. You can do this using this type of Japanese, which is known as honorific language.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.