sughing

/ˈsʌɡɪŋ/
verb
  1. Making a rushing or sighing sound, like wind through trees or water.
    • The wind was sughing through the tall grass.
    • The trees were sughing gently in the evening air.
    • We could hear the river sughing over the rocks.
noun
  1. A rushing or sighing sound, like that of wind or water.
    • The sughing of the wind kept me awake.
    • A soft sughing came from the forest.
    • I love the sughing of the waves on the shore.