floundering vs inexpert

floundering

noun
  • The act of one who flounders; a clumsy struggle. 

inexpert

noun
  • An inept or unskilled person. 

adj
  • Inept or unskilled; not of expert ability or quality. 

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