unpleasant
['acerb ', 'acerbic ', 'acid ', 'acrid ', 'bitter ', 'blistering ', 'caustic ', 'sulfurous ', 'sulphurous ', 'venomous ', 'virulent ', 'vitriolic ', 'beastly ', 'hellish ', 'godawful ', 'dour ', 'forbidding ', 'grim ', 'dreadful ', 'embarrassing ', 'mortifying ', 'harsh ', 'rough ', 'harsh ', 'hot ', 'afflictive ', 'painful ', 'sore ', 'rebarbative ', 'repellent ', 'repellant ', 'sharp ', 'sharpworded ', 'tart ', 'ungrateful ', 'unhappy ', 'displeasing ', 'illnatured ', 'nasty ', 'awful ', 'offensive ', 'unpalatable ', 'pleasant ']