loverboy vs smell-smock

loverboy

noun

  • A lady-killer. 

  • A male lover, especially a young one. 

smell-smock

noun

  • A plant, the cuckooflower or lady's smock (Cardamine pratensis). 

  • A plant, the wood sorrel (Oxalis acetosella). 

How often have the words loverboy and smell-smock occurred in a corpus of books? (source: Google Ngram Viewer )