寸步不離 (cyun3 bou6 bat1 lei4) — to stay close to; stay within close distance to; not even leave a step in Cantonese
cyun˗₃寸bouˍ₆步batˉ¹不leiˎ₄離简 寸步不离
Mandarin Pinyin: cun4 bu4 bu4 li2
Meaning of 寸步不離
nounto stay close to; stay within close distance to; not even leave a step