sie vs them

sie

pron
  • Gender-neutral subject pronoun, grammatically equivalent to the gendered pronouns he and she 

noun
  • A drop. 

verb
  • To strain, as milk; filter. 

  • To drop, as water; trickle. 

  • To fall, as in a swoon; faint. 

  • To sift. 

  • To sink; fall; drop. 

them

pron
  • Used as the object of a preposition. 

  • Used as the direct object of a verb. 

  • Used as the indirect object of a verb. 

det
  • Those. 

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