across the board vs promiscuously

across the board

prep
  • Pertaining to all categories or things. 

  • Having an equal amount staked on a competitor placing first, second, or third. 

  • Of a move or sequence of play, made in response to developments occurring in the game, as opposed to pre-planned or according to theory. 

promiscuously

adv
  • In a promiscuous manner. 

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