Or, to cut it down into shorter words: Long word olympics. The objective is to formulate your own long words and see if you can beat your own record. The words have to make sense, somewhat, so you'll have to provide a definition. I will provide an example.
Sesquipedaliabalsamum (21): the ointment of using long words to confuse others, especially to those one wants to feel superior to.
Sesquipedaliabalsamatic (21): an applicant of said ointment
Sesquipedaliabalsamation (22): the application of said ointment
Sesquipedaliabalsamatism (22): the use or abuse of said ointment
Desesquipedaliabalsamatism (24): the opposition to the use or abuse of said ointment
Antidesesquipedaliabalsamatism (28): the insistence on the use or abuse of said ointment
Antidesesquipedaliabalsamatarian (30): a defender of the use or abuse of said ointment
Antidesesquipedaliabalsamatarianism (33): a formal defense of the use or abuse of said ointment
Sesquipedaliabalsamum (21): the ointment of using long words to confuse others, especially to those one wants to feel superior to.
Sesquipedaliabalsamatic (21): an applicant of said ointment
Sesquipedaliabalsamation (22): the application of said ointment
Sesquipedaliabalsamatism (22): the use or abuse of said ointment
Desesquipedaliabalsamatism (24): the opposition to the use or abuse of said ointment
Antidesesquipedaliabalsamatism (28): the insistence on the use or abuse of said ointment
Antidesesquipedaliabalsamatarian (30): a defender of the use or abuse of said ointment
Antidesesquipedaliabalsamatarianism (33): a formal defense of the use or abuse of said ointment