interchange - definition and synonyms

verb 

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/ˌɪntə(r)ˈtʃeɪndʒ/
present tense
I/you/we/theyinterchange
he/she/itinterchanges
present participleinterchanging
past tenseinterchanged
past participleinterchanged
  1. 1
    [intransitive/transitive] to put one thing in the place where a second thing was and put the second thing in the place where the first one was, or to be put in different places in this way