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attendance (on); chaperonage
attendant; escort; entourage; chaperon; retinue
入院中に付き添いが必要だ。
A companion is needed during the hospital stay.
病院で付添いが必要だった。
Attendance was needed at the hospital.
付き添いなしで外出できるようになった。
She became able to go out without a companion.