As a Noun: 1. Behaviour which uses a lot of force and not enough care and gentleness. English = roughness. 2. Behaviour that is lacking in manners or is simple and unsophisticated. English = crudeness, uncouthness, vulgarity. 3. Behaviour which is intended to hurt or kill people, for example by hitting or kicking or using guns or bombs. English = violence. As a Verb or Adjective: 1. To use a lot of force and not enough care and gentleness. English = (be) rough. 2. To behave in a way that is lacking in manners or is simple and unsophisticated. English = (be) crude, (be) uncouth, (be) vulgar. 3. To behave in a way that is intended to hurt or kill people, for example by hitting or kicking or using guns or bombs. English = (be) violent.