combo vs dyad

combo

noun
  • A combination. 

  • A strategy aiming to win by playing a specific combination of cards (or similar), often in a single turn. 

  • Two or more gameplay elements (e.g. characters, items) which are powerful when used together. 

  • A Caucasian man who marries or has a sexual relationship with an Aboriginal woman; a Caucasian man who lives among Aboriginal people and adopts Aboriginal culture 

  • A combo box. 

  • A small musical group. 

  • An action composed of a sequence of simpler actions, especially a composite attacking move in a fighting game. 

verb
  • To combine 

dyad

noun
  • A set of two elements treated as one; a pair. 

  • A tensor of order two and rank one. 

  • An element, atom, or radical having a valence of or combining power of two. 

  • A chromosome structure, usually X- or V-shaped, consisting of two condensed sister chromatids joined by a centromere. 

  • Two persons in an ongoing relationship; dyadic relationship. 

  • The relationship or interaction itself in reference to a couple. 

  • Any set of two different pitch classes. 

  • A secondary unit of organisation consisting of an aggregate of monads. 

How often have the words combo and dyad occurred in a corpus of books? (source: Google Ngram Viewer )