Decoration
Order, Medal
noun
To show that you had merit for a chapter of your life you will be given a decoration or a medal. Especially if you're a soldier or an athlete.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
どうして勲章の受賞を辞退したんですか。
Why did you decline the winning medal?