You searched for: “pelophobia
pelophobia (s) (noun) (no plural)
A horror of being personally dirty or objects being filthy: Daniel was overly conscious of taking a shower every day and being very clean and tidy, and his friends joked about him having pelophobia!

Mrs. Hathaway, affected by pelophobia, always had her sports car vacuumed and washed every other day because she never wanted to have any dust or even mud visible on it!