Similar word to telelogical:

be out for blood, bent, bound, calculated, dead set on, decided, deliberate, determined, firm, fixed, intense, intent, mean business, obstinate, persistent, playing hard ball, positive, purposive, resolute, settled, single-minded, stalwart, staunch, steadfast, steady, strong-willed, stubborn, telelogical, tenacious, undeviating, unfaltering, unwavering