A subgenre of noise music characterized by a lack of harmonics

(transitive, slang) To spoil one's good mood or to annoy one.

In a harsh manner; severely.

comparative form of harsh: more harsh

superlative form of harsh: most harsh

(transitive) To make, or to become harsh; render hard and rough. / (transitive) To render peevish, morose, or austere.

comparative form of harshly: more harshly

superlative form of harshly: most harshly

present participle of harshen

Third-person singular simple present indicative form of harshen