shushing is shush's Present Participle

shush

US [ʃʊʃ]
UK [ʃʊʃ]
  • int.
  • v.叫…别出声
  • Web嘘声法;嘘手势;嘘声发
Simple Present:shushes  Present Participle:shushing  Past Tense:shushed  
int.
1.
v.
1.
叫...别出声