havering vs unthinking

havering

adj

  • Hesitant; indecisive. 

  • Long-winded 

noun

  • Indecision, indecisive behaviour. 

unthinking

adj

  • Showing no regard; careless or unconcerned. 

  • Without proper thought; thoughtless. 

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