ANXIETY HYSTERIA — one of two main expressions of hysteria, exemplified by headaches or dizziness
CONVERSION DISORDER — hysteria (”conversion” of emotional stresses into physical symptoms); see also functional neurological syndrome disorder
ERGOTISM — disease caused by toxic grains (infected with ergot fungus) affects nervous system and more
FUNCTIONAL NEUROLOGICAL SYNDROME DISORDER — Another name for hysteria, also known as conversion disorder
INDEX CASE — first case that spreads to others
MASS PSYCHOGENIC ILLNESS — psychiatric term for mass hysteria
MOTOR HYSTERIA — one of two main expressions of hysteria, exemplified by stuttering and tics

(list in progress)