This is the doll that Mary treats with a great deal of care.
You should cherish your friends, partner, and family who stand by you.
Whenever I hear that a document is very important, I always want to look at what’s inside.
Think back to the old old olden days. Back when decisions were made with swords. A big cut is going to be important. Just imagine a couple samurai squaring off, then charging, then making one big cut. It's the most important thing they'll do in their lives (if they live!).
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.