abrasively vs persuasively

abrasively

adv
  • Hardly; roughly; in a rough manner. 

  • In an abrasive manner; in a rude and unkind manner; acting in a way that may hurt other people's feelings. 

persuasively

adv
  • In a manner intended to convince or persuade. 

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