Option words are words that are used to express a choice between two or more possibilities. The three crossword solutions for the term OPTION WORDS are ORS, ORA, and ORNOT. ORS stands for 'Option of Rejection or Selection', which is a phrase used to describe the process of choosing between two or more options. ORA stands for 'Option of Rejection or Acceptance', which is another phrase used to describe the process of selecting one option from multiple possibilities. Lastly, ORNOT stands for 'Option of Rejection or Not', which is a phrase used to describe the process of deciding whether or not to accept an offer.