| adjective | lacking refinement or cultivation or taste “he had coarse manners but a first-rate mind” |
| adjective | of or associated with the great masses of people “the common people in those days suffered greatly” |
| adjective | being or characteristic of or appropriate to everyday language “common parlance” |
| adjective | conspicuously and tastelessly indecent “coarse language” |
| coarseness | noun | the quality of lacking taste and refinement |
| commonness | noun | the quality of lacking taste and refinement |
| commonality | noun | a class composed of persons lacking clerical or noble rank |
| uncouthness | noun | inelegance by virtue of being an uncouth boor |
| vulgarize | verb | debase and make vulgar |
| vulgarity | noun | the quality of lacking taste and refinement |
| plebeian | noun | one of the common people |
| pleb | noun | one of the common people |
| vernacular | noun | the everyday speech of the people (as distinguished from literary language) |
| crudeness | noun | an impolite manner that is vulgar and lacking tact or refinement |
| crudity | noun | an impolite manner that is vulgar and lacking tact or refinement |
| grossness | noun | the quality of lacking taste and refinement |