empirical

As an adjective empirical

is pertaining to or based on experience.

As a noun evidence is

obviousness, clearness.

As adjectives the difference between empirical and transcendental

is that empirical is pertaining to or based on experience while transcendental is (philosophy) concerned with the a priori or intuitive basis of knowledge, independent of experience.

As a noun transcendental is

(obsolete) a transcendentalist.

As adjectives the difference between sophisticated and empirical

is that sophisticated is having obtained worldly experience, and lacking ; cosmopolitan while empirical is pertaining to or based on experience.

As a verb sophisticated

is (sophisticate).

As an adjective empirical

is pertaining to or based on experience.

As a noun opinion is

a belief that a person has formed about a topic or issue.

As a verb opinion is

to have or express as an opinion.

As adjectives the difference between empirical and rigorous

is that empirical is pertaining to or based on experience while rigorous is manifesting, exercising, or favoring rigour; allowing no abatement or mitigation; scrupulously accurate; exact; strict; severe; relentless; as, a rigorous officer of justice; a rigorous execution of law; a rigorous definition or demonstration.

As an adjective empirical

is pertaining to or based on experience.

As a noun data is

(time) date.

As an adjective empirical

is pertaining to or based on experience.

As a noun pi is

foot.

As adjectives the difference between empirical and rational

is that empirical is pertaining to or based on experience while rational is capable of reasoning.

As a noun rational is

(mathematics) a rational number: a number that can be expressed as the quotient of two integers.

As adjectives the difference between empirical and empiristic

is that empirical is pertaining to or based on experience while empiristic is relating to, or resulting from, experience or experiment; following from empirical methods or data.