Creating Something Original
noun, verbal noun
You are alone in what you are able to create. Nobody else can create like you. So what you create is your own original creation.
独創 refers to the act of creating something original, or the resulting creation itself. This word is quite formal, and generally used as 独創的 (original) or 独創性 (originality).
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.
It’s so disappointing that he is lacking in originality.