(grammar) The use of a dative object where an accusative would traditionally be used.

(obsolete) giddy

Alternative form of sickbag

The stressed condition of somebody who is constantly in a rush and does not take time to relax.

Alternative spelling of falling sickness

(obsolete) Alternative form of green sickness

(obsolete) footrot

A syndrome, reported to occur among Native Americans, in which the sufferer is preoccupied by the deceased. Symptoms include weakness, loss of appetite, recurring nightmares, and a pervasive feeling of terror.

A disease of equids, caused by Trypanosoma equiperdum and spread through sexual intercourse.

The disease kuru.