Attachment To
Tenacity, Obsessed With
noun, verbal noun
You tenaciously wear something. You have some kind of attachment to it. Some kind of tenacity that makes you obsessed with it.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
異常なほどお金に執着する男の小説を書いてみたいんだよね。
I’d like to write a novel about a guy who has an abnormal obsession with money.