As a noun interview

is interview.

As a verb reinterview is

to interview again.

As a noun showstopper

is a performance or segment of a theatrical production that induces a positive audience reaction strong enough to pause the production.

As an adjective showstopping is

characteristic of a showstopper.

As nouns the difference between wink and winkfest

is that wink is an act of winking (a blinking of only one eye), or a message sent by winking while winkfest is a work typified by winking, either literally or in the form of ironic self-reference.

As a verb wink

is to close one's eyes.

As nouns the difference between wankfest and winkfest

is that wankfest is an event, publication, etc. that is wanky: narcissistically foolish or pretentious while winkfest is a work typified by winking, either literally or in the form of ironic self-reference.

As verbs the difference between dope and underdope

is that dope is while underdope is (physics) to dope at less than the optimal level for superconductivity.

As an adjective dope

is doped.

In physics terms the difference between superconductivity and underdope

is that superconductivity is the property of a material whereby it has no resistance to the flow of an electric current while underdope is to dope at less than the optimal level for superconductivity.

As a noun superconductivity

is the property of a material whereby it has no resistance to the flow of an electric current.

As a verb underdope is

to dope at less than the optimal level for superconductivity.

As nouns the difference between articulate and articulacy

is that articulate is (label) an animal of the subkingdom articulata while articulacy is the condition of being articulate.

As an adjective articulate

is clear, effective.

As a verb articulate

is to make clear or effective.

Articulacy is a synonym of articulateness.

As nouns the difference between articulateness and articulacy

is that articulateness is the quality of being articulate while articulacy is the condition of being articulate.

As nouns the difference between centralism and centralist

is that centralism is a system that centralizes, especially an administration of some kind while centralist is a proponent of centralism.

As an adjective centralist is

of or pertaining to centralism.

As adjectives the difference between substantive and insubstantive

is that substantive is nominalized while insubstantive is (nonstandard) not substantive (in any sense).