lunkhead vs toolbox

lunkhead

noun
  • A fool or idiot. 

toolbox

noun
  • Dumbass or idiot. 

  • A set of skills or competences 

  • A set of pre-existing routines for use in writing new programs. 

  • A storage case for tools. 

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