1. the quality of being rough or harsh: "the coarseness of her hair"Similarroughnesspricklinesswirinessbristlinessscratchinessshagginessoafishnessloutishnessboorishnesschurlishnessuncouthnessrudenessill mannersdiscourteousnessungentlemanlinessvulgarityroughnesscrassnessvulgaritycrudenessoffensivenessindelicacyimproprietyindecorousnessunseemlinesscrassnesstastelessnesslewdnesspruriencebawdinessearthinessOppositesoftnesssophisticationrefinement
▪ the quality of being coarse in texture: "you can set the desired coarseness of your flour"SimilarroughnesspricklinesswirinessbristlinessscratchinessshagginessOppositesoftness
2. rudeness; vulgarity:"he disliked the coarseness of the men around him"Similaroafishnessloutishnessboorishnesschurlishnessuncouthnessrudenessill mannersdiscourteousnessungentlemanlinessvulgarityroughnesscrassnessvulgaritycrudenessoffensivenessindelicacyimproprietyindecorousnessunseemlinesscrassnesstastelessnesslewdnesspruriencebawdinessearthinessOppositesophisticationrefinement