The term 'all those in favor' is often used in a voting context, and the crossword solutions AYES, PROS, YESES, and YEAS all refer to affirmative votes. AYES is an alternate spelling of 'AYES, ' which is a term for a vote of approval. PROS is short for 'pros and cons, ' which is a phrase used to describe the two sides of an argument. YESES is the plural form of 'YES, ' which is an affirmative answer. Lastly, YEAS is another spelling of 'AYES.'