It is the fear of sitting down, for supporting the . . . body on something, for being at a lower height or for some phobia associated with the chair itself. It has Greek origin by 954; 945; 964; 945; ( katá "down, below, down" ) 949; 950; 959; 956; 945; 953; ( ezomai "sit" ) 966; 959; 946; 959; 962; ( fovos "fear" )