swanky

As adjectives the difference between swanky and dapper

is that swanky is rather posh, elegant, ritzy while dapper is neat, trim.

As adjectives the difference between tony and swanky

is that tony is stylish, high-toned, upscale while swanky is rather posh, elegant, ritzy.

As a noun tony

is (archaic) a simpleton.

As an adjective swanky is

rather posh, elegant, ritzy.

As adjectives the difference between swanky and luxurious

is that swanky is rather posh, elegant, ritzy while luxurious is enjoying pleasures of luxury.

As adjectives the difference between swanky and arrogant

is that swanky is rather posh, elegant, ritzy while arrogant is having excessive pride in oneself, often with contempt for others.

As adjectives the difference between swanky and trendy

is that swanky is rather posh, elegant, ritzy while trendy is (slang) of, or in accordance with the latest trend, fashion or hype.

As a noun trendy is

a person.

As adjectives the difference between swanky and trendier

is that swanky is rather posh, elegant, ritzy while trendier is comparative of trendy.

As adjectives the difference between snazzy and swanky

is that snazzy is elegant in manner of dress; stylish, modern or appealing in appearance; flashy while swanky is rather posh, elegant, ritzy.

As an adjective swanky

is rather posh, elegant, ritzy.

As a verb swanks is

(swank).