Antonyms of adj cacophonous

1 sense of cacophonous

Sense 1
cacophonous (vs. euphonious), cacophonic -- (having an unpleasant sound; "as cacophonous as a henyard"- John McCarten)

euphonious (vs. cacophonous), euphonous -- (having a pleasant sound; "a euphonious trill of silver laughter")
        => golden -- (suggestive of gold; "a golden voice")
        => silvern, silvery -- (resembling or reminiscent of silver; "a soft silvern voice"; "singing in her silvery tones")

Similarity of adj cacophonous

1 sense of cacophonous

Sense 1
cacophonous (vs. euphonious), cacophonic -- (having an unpleasant sound; "as cacophonous as a henyard"- John McCarten)
       => cackly, squawky -- (like the cackles or squawks a hen makes especially after laying an egg)
       => croaky, guttural -- (like the sounds of frogs and crows; "a guttural voice"; "acres of guttural frogs")
       => grating, gravelly, rasping, raspy, rough, scratchy -- (unpleasantly harsh or grating in sound; "a gravelly voice")
       => gruff, hoarse, husky -- (deep and harsh sounding as if from shouting or illness or emotion; "gruff voices"; "the dog's gruff barking"; "hoarse cries"; "makes all the instruments sound powerful but husky"- Virgil Thomson)
       => jangling, jangly -- (like the discordant ringing of nonmusical metallic objects striking together; "cowboys with jangling spurs")
       => jarring -- (making or causing a harsh and irritating sound; "the jarring noise of the iron gate scraping on the sidewalk")
       => raucous, strident -- (unpleasantly loud and harsh)
       => rending, ripping, splitting -- (resembling a sound of violent tearing as of something ripped apart or lightning splitting a tree; "the tree split with a great ripping sound"; "heard a rending roar as the crowd surged forward")
          Also See-> noisy#1