This is the 11196th most frequent Russian word.
грубость
Rudeness or roughness in behavior or speech.
In this sentence, 'грубость' refers to the overall rude manner or behavior displayed by a person.
Его грубость ранила мои чувства.
His rudeness hurt my feelings.
Here, 'грубость' is used to describe a textural property, meaning roughness as a physical attribute.
Грубость этой поверхности делает её неприятной на ощупь.
The roughness of this surface makes it unpleasant to the touch.
In this example, 'грубость' refers to rude or disrespectful actions or speech in an interpersonal context.