keménység

The quality of being harsh, severe, or unpleasant in tone, manner, or conditions.

The quality of a substance being firm and difficult to press, cut, bend, or scratch.

In science and engineering, a measured property that shows how strongly a material resists being scratched, dented, or otherwise permanently deformed at its surface.

The physical quality of being solid, compact, and not soft or easily pressed in.

A cold, strict, or unfeeling quality in a person’s character, behavior, or way of speaking.

The intensity or harshness of something unpleasant, such as weather, pain, or economic hardship.

A forceful, hard, or uncompromising approach, especially in leadership, negotiations, or policy.