mutual vs two-way

mutual

adj
  • Collective, done or held in common. 

  • Owned by the members. 

  • Having the same relationship, each to each other. 

  • Reciprocal. 

  • Possessed in common. 

noun
  • A mutual organization. 

  • Either of a pair of people who follow each other's social media accounts. 

  • A mutual fund. 

two-way

adj
  • Involving the mutual action or participation of two parties. 

  • Moving or occurring in opposite directions. 

  • Playing both offense and defense in the same game. 

  • Having or involving exactly two variables; bivariate. 

  • Allowing traffic in two directions. 

  • Permitting communication in two directions, i.e. both transmitting and receiving. 

  • Utilising both Western and Indigenous knowledge systems; bothways. 

noun
  • A serving of Cincinnati chili with spaghetti. 

How often have the words mutual and two-way occurred in a corpus of books? (source: Google Ngram Viewer )