complete
unmitigated
extreme
thoroughplaced
unqualified
Cartesian
Spencerian
atomistic
drastic
farsighted
fearless
libertarian
militant
open-minded
out-and-out
outspoken
pantheistic
philosophic
rationalistic
self-reliant
stanchest
starry-eyed
staunch
theistic
thorough
unblushing
uncompromising
undesigning
unswerving