What does agonistic or agonistical mean?
The definition of agonistic and agonistical
Ag`o*nis”tic, Ag`o*nis”tic*al, a.
Etym: [Gr. Agonism.]

Pertaining to violent contests, bodily or mental; pertaining to athletic or polemic feats; athletic; combative; hence, strained; unnatural. As a scholar, he [Dr. Parr] was brilliant, but he consumed his power in agonistic displays. De Quincey.