General Opposites:
* Cruel: This is a direct opposite, implying malicious intent and a lack of empathy.
* Unkind: This is a more general opposite, simply meaning not kind.
* Mean: Similar to cruel, but often used for smaller acts of unkindness.
* Harsh: This describes something severe or rough, potentially lacking gentleness.
* Ruthless: This implies a lack of compassion and mercy.
* Cold: This describes a lack of warmth and affection.
* Inconsiderate: This means lacking thought for others.
Specific Opposites Depending on Context:
* If "kind" refers to generosity, the opposite might be stingy or selfish**.
* If "kind" refers to gentle, the opposite might be rough or violent**.
* If "kind" refers to tolerant, the opposite might be intolerant or bigoted**.
It's important to consider the specific meaning of "kind" in your context to choose the most appropriate opposite.