无牵无挂
wú​qiān​wú​guà

carefree

  1. 无 無 wú adjectiveverb
    to not have
    to not have; there is no; lack; (as prefix) non-; un-; -less
  2. 牵 牽 qiān
    to worry
    (bound form) To be concerned or worried about; to miss or think of someone
  3. 无 無 wú adjectiveverb
    to not have
    to not have; there is no; lack; (as prefix) non-; un-; -less
  4. 挂 掛 guà verb
    to worry
    to be concerned; to be worried about someone or something; to keep in mind