twerp vs wally

twerp

noun
  • A fool, a twit. 

  • A small or puny person; one regarded as insignificant, contemptible. 

  • A person who can be bullied playfully, or easily teased. Sometimes used as a pet-name (often for a younger sibling). 

wally

noun
  • A fool. 

  • A large pickled gherkin or cucumber. 

adj
  • unusually pale; misaligned, sideways-looking, affected by strabismus. 

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