1. causing abrasion

Similar word(s): rough, unsmooth, abrasive

2. easily irritated or annoyed

Similar word(s): cranky, fractious, irritable, nettlesome, peckish, peevish, pettish, petulant, techy, testy, tetchy

3. lacking consistency

Similar word(s): inconsistent, spotty, uneven

4. unpleasantly harsh or grating in sound

Similar word(s): cacophonic, cacophonous, grating, gravelly, rasping, raspy, rough

Sentences with scratchy as an adjective:

- The FM station two hundred miles away was receivable, but the audio was too scratchy to positively identify.