sophistication

As an adjective gauche

is awkward or lacking in social graces; bumbling.

As a noun sophistication is

enlightenment or education.

As nouns the difference between class and sophistication

is that class is (countable) a group, collection, category or set sharing characteristics or attributes while sophistication is enlightenment or education.

As a verb class

is to assign to a class; to classify.

As an adjective class

is (irish|british|slang) great; fabulous.

As nouns the difference between sophistication and exquisite

is that sophistication is enlightenment or education while exquisite is (rare) fop, dandy.

As an adjective exquisite is

especially fine or pleasing; exceptional.

As nouns the difference between knowledge and sophistication

is that knowledge is acknowledgement while sophistication is enlightenment or education.

As a verb knowledge

is to confess as true; to acknowledge.

As a proper noun Knowledge

is a course of study which must be completed by prospective London taxi drivers; consists of 320 routes through central London and many significant places.

As nouns the difference between sophistication and expertness

is that sophistication is enlightenment or education while expertness is the state of being expert; skill or proficiency.

As an adjective sophisticated

is having obtained worldly experience, and lacking ; cosmopolitan.

As a verb sophisticated

is (sophisticate).

As a noun sophistication is

enlightenment or education.

As nouns the difference between complex and sophistication

is that complex is a problem while sophistication is enlightenment or education.

As an adjective complex

is made up of multiple parts; composite; not simple.

As a verb complex

is (chemistry|intransitive) to form a complex with another substance.

As an adjective complicated

is difficult or convoluted.

As a verb complicated

is (complicate).

As a noun sophistication is

enlightenment or education.

As nouns the difference between simplicity and sophistication

is that simplicity is the quality or state of being simple, unmixed, or uncompounded; as, the simplicity of metals or of earths while sophistication is enlightenment or education.

As nouns the difference between sophistication and finesse

is that sophistication is enlightenment or education while finesse is finesse.