oafish vs roughcast

oafish

adj
  • Characteristic of or resembling an oaf; clumsy, stupid. 

roughcast

verb
  • To shape crudely; to form in its first rudiments, without correction or polish. 

  • To apply a roughcast finish to. 

noun
  • A crude model. 

  • A rough surface finish, as of a plaster or stucco wall. 

  • A mixture of pebbles or similar material used to finish a plaster or concrete wall. 

adj
  • Unpolished. 

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