acre vs thou

acre

noun
  • A large quantity. 

  • Any of various similar units of area in other systems. 

  • An English unit of land area (symbol: a. or ac.) originally denoting a day's ploughing for a yoke of oxen, now standardized as 4,840 square yards or 4,046.86 square meters. 

  • A wide expanse. 

  • An area of 10,240 square yards or 4 quarters. 

thou

noun
  • A thousand, especially a thousand of some currency (dollars, pounds sterling, etc.). 

  • A unit of length equal to one-thousandth of an inch (25.4 µm). 

verb
  • To use the word thou. 

  • To address (a person) using the pronoun thou, especially as an expression of contempt or familiarity. 

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