slit vs tideway

slit

adj
  • Having a cut narrow opening 

verb
  • To split into strips by lengthwise cuts. 

  • To cut a narrow opening. 

  • To cut; to sever; to divide. 

noun
  • A narrow cut or opening; a slot. 

  • The opening of the vagina. 

  • A woman, usually a sexually loose woman; a prostitute. 

tideway

noun
  • A channel in which the tide sets. 

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