Antonyms of adj susurrant

1 sense of susurrant

Sense 1
murmuring, susurrant, whispering -- (making a low continuous indistinct sound; "like murmuring waves"; "susurrant voices")

INDIRECT (VIA soft) -> loud -- (characterized by or producing sound of great volume or intensity; "a group of loud children"; "loud thunder"; "her voice was too loud"; "loud trombones")

Similarity of adj susurrant

1 sense of susurrant

Sense 1
murmuring, susurrant, whispering -- (making a low continuous indistinct sound; "like murmuring waves"; "susurrant voices")
       => soft (vs. loud) -- ((of sound) relatively low in volume; "soft voices"; "soft music")