"Kindless" Natural Recordings by Native Speakers
The word "kindless" is not a real word in the English language. The correct word is likely "unkindless", which is an adjective that means lacking kindness. However, it's not a commonly used term.
The word "kindless" is not recognized by most dictionaries, and it's unlikely to be found in any mainstream publication. If you meant to say "unkind", it means having or showing a lack of kindness or generosity.
Kindheartedness refers to a person's gentle, compassionate, and generous nature, often characterized by feelings of warmth, empathy, and concern for the well-being of others. Someone with kindheartedness tends to be kind, charitable, and willing to help those in need, often without expecting anything in return.