different between recklessly vs carelessly

English

reckless +? -ly

recklessly (comparative more recklessly, superlative most recklessly)

In a rash or reckless manner, without regard for cost or consequence
- Thanks to that penny he had just spent so recklessly [on a newspaper] he would pass a happy hour, taken, for once, out of his anxious, despondent, miserable self. It irritated him shrewdly to know that these moments of respite from carking care would not be shared with his poor wife, with careworn, troubled Ellen.
With contempt for the rights, feelings, or well-being of others.

careless +? -ly

carelessly (comparative more carelessly, superlative most carelessly)

Giving the appearance of carelessness; relaxedly.
The papers were carelessly strewn on the table.
Done without care or attention; inattentively.
Distracted by the salesperson, he carelessly read the contract.

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