Blithe vs Showy - What's the difference?

As adjectives the difference between blithe and showy

is that blithe is dated or literary Happy, cheerful while showy is calling attention; flashy; standing out to the eye.

(er)

(dated or literary) Happy, cheerful.

Indifferent, careless, showing a lack of concern.

She had a blithe disregard of cultures outside the United States.

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(er)

(sometimes, derogatory) calling attention; flashy; standing out to the eye

* slutty

* showiness