Friggatriskaidekaphobia is fear of Friday the 13th, aka paraskevidekatriaphobia. The term was used as early as 1910 by Isador Coriat in his book "Abnormal Psychology".
Friggatriskaidekaphobia is fear of Friday the 13th, aka paraskevidekatriaphobia. The term was used as early as 1910 by Isador Coriat in his book "Abnormal Psychology".