interchange

verb
ɪntəˈtʃeɪn(d)ʒ/
  1. 1.
    (of two or more people) exchange (things) with each other.
    “superior and subordinates freely interchange information”
    synonyms: exchange, trade, swap, change, barter, bandy, reciprocate;

    archaictruck
    “superiors and subordinates freely interchange ideas and information”
noun
ˈɪntətʃeɪn(d)ʒ/
  1. 1.
    the action of interchanging people or things.
    “the interchange of ideas”
    synonyms: exchange, trading, trade, swap, swapping, barter, bandying, give and take, traffic,trafficking, reciprocation, reciprocity; More

  2. 2.
    alternation.
    “the interchange of woods and meadows”