Noun and の adjective
もうちょう
手術で盲腸を取ってしまいました。
My appendix had to be surgically removed.
Which of your guts is blind? Your appendix. That's why so many people have to get them out. It's in there blind, bumping around, messing things up.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.