The term 'CERTAIN VOTE' can be broken down into four distinct words: YES (3 letters), AYE (3 letters), NAY (3 letters), and YEA (3 letters). Each of these words is a type of vote, and the fifth word, PROXY (5 letters), is a type of voting that allows someone to cast a vote on behalf of another person. YES and AYE are both affirmative votes, while NAY and YEA are both negative votes. PROXY voting is when someone is given the authority to cast a vote on behalf of someone else.