Used other than figuratively or idiomatically: be sick. / (informal) To vomit.

plural of Sick

A surname from German.

(UK, colloquial) In receipt of any of various current or former sickness, disability or incapacity benefits

plural of home-sickness (alternative spelling of homesicknesses).

plural of radiation sickness

plural of serum sickness

plural of sleeping sickness

plural of dope sickness

plural of sickness unto death