X vs tenth

X

noun
  • Any mark that looks like that letter, such as a mark made by a person who cannot read or write in lieu of a signature. 

  • Cross, crossing. 

  • The spot behind the goal. 

  • Ecstasy, a particular street drug. 

character
  • The twenty-fourth letter of the English alphabet, called ex and written in the Latin script. 

adj
  • Obscene. 

  • Intersex or non-binary (in passports and identification documents). 

num
  • An unknown quantity or unknown value. 

name
  • A surname, used by those who have had their identity or heritage, including their proper ancestral names, erased or forgotten. 

  • Christ 

  • A placeholder for an unknown, suppressed or hypothetical name. 

tenth

noun
  • The person or thing coming next after the ninth in a series; that which is in the tenth position. 

  • One of ten equal parts of a whole. 

  • The interval between any tone and the tone represented on the tenth degree of the staff above it, as between one of the scale and three of the octave above; the octave of the third. 

  • A temporary aid issuing out of personal property, and granted to the king by Parliament; formerly, the real tenth part of all the movables belonging to the subject. 

adj
  • Being one of ten equal parts of a whole. 

  • The ordinal numeral form of ten; next in order after that which is ninth. 

verb
  • To divide by ten, into tenths. 

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