classy

As a noun lassy

is chiefly scots variant of lassie.

As an adjective classy is

elegant, highly stylish or fashionable.

As adjectives the difference between classy and clashy

is that classy is elegant, highly stylish or fashionable while clashy is (obsolete|regional) wet; rainy.

As a noun clashy is

(archaic) a khalasi.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adjective classy is

elegant, highly stylish or fashionable.

As adjectives the difference between ostentatious and classy

is that ostentatious is of ostentation while classy is elegant, highly stylish or fashionable.

As adjectives the difference between classy and unclassy

is that classy is elegant, highly stylish or fashionable while unclassy is not classy.

Dicty is a synonym of classy.

As adjectives the difference between classy and dicty

is that classy is elegant, highly stylish or fashionable while dicty is stylish and respectable; high-class.

As a noun dicty is

an upper-class black.

As a proper noun Dicty is

diminutive of Dictyostelium discoideum a soil social amoeba.