trustless vs two-timing

trustless

adj

  • Lacking trust; untrusting. 

  • Which does not need any trust, or a trusted third party. 

two-timing

adj

  • Sexually or romantically unfaithful. 

noun

  • The practice of being sexually or romantically unfaithful. 

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