milk-and-water vs spiritless

milk-and-water

adj

  • Insipid, wishy-washy, weak. 

noun

  • Something insipid or mawkish. 

spiritless

adj

  • Lacking energy, drive, motivation or emotion. Enervated. 

How often have the words milk-and-water and spiritless occurred in a corpus of books? (source: Google Ngram Viewer )