WhatistheEnglishequivalentof"搭子"inChinese?

TheclosestEnglishtermfor"搭子"is"buddy"or"partner,"dependingonthecontext.Forexample,a"studybuddy"(学习搭子)or"gympartner"(健身搭子).Itreferstosomeoneyoupairupwithforaspecificactivity.