shrinker

Plural: shrinkers

Noun

• One that causes something to become smaller.
• Something that makes something else shrink.
• A psychiatrist; a head-shrinker.
• A sock-like article used to compress a stump remaining after amputation.
• One who shrinks or recoils.
• Something that itself shrinks.

Examples

• The final challenge was the ultimate SHRINKER of his opponent’s confidence in Scrabble.