stadium

As a symbol gy

is the iso 3166-1 two-letter (alpha-2) code for guyana.

As a noun stadium is

stage (rfgloss).

As nouns the difference between stadium and jumbotron

is that stadium is a venue where sporting events are held while jumbotron is a very large video screen, typically used in a stadium or concert venue to show close-up shots.

As nouns the difference between stadium and groundhopper

is that stadium is a venue where sporting events are held while groundhopper is a small insect, of the genus genus: Tetrix, similar to a grasshopper.

As a noun stadium

is stage (rfgloss).

As an adjective stadiumlike is

resembling or characteristic of a stadium.