Blithe vs Canty - What's the difference?

As adjectives the difference between blithe and canty

is that blithe is (dated or literary) happy, cheerful while canty is lively; cheerful; merry; brisk.

(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)

lively; cheerful; merry; brisk

* Oft have ye heard my canty strains; But now, what else for me remains But tales of woe; — , "Elegy On Captain Matthew Henderson", 1790

My mother lived till eighty, a canty dame to the last.

* cantily