As adjectives the difference between radical and total
is that
radical is favoring fundamental change, or change at the root cause of a matter while
total is entire; relating to the whole of something.
As nouns the difference between radical and total
is that
radical is a member of the most progressive wing of the liberal party; someone favouring social reform (but generally stopping short of socialism) while
total is an amount obtained by the addition of smaller amounts.
As a verb total is
to add up; to calculate the sum of.