of darkness. Oikophobia  – fear of home surroundings and household appliances. Osmophobia , Olfactophobia – fear of smells. Paraskavedekatriaphobia , Paraskevidekatriaphobia, Friggatriskaidekaphobia – fear of  Friday the 13th . Panphobia  – fear of everything or constant fear of an unknown cause. Phasmophobia  – fear of ghosts, spectres or phantasms. Phagophobia  – fear of