A reciprocal pronoun is a pronoun which is used to indicate the number of people that are executing a particular action. There are two types of reciprocal pronouns, they are 'each other and one another'. Each other is used when the action executed is carry out by two people and one another is used when the action executed is carry out by three or more people. The answers to the above questions are as follows: 1. Alex and Martha say goodbye to EACH OTHER. 2. The puppies playfully bit ONE ANOTHER on the nose. 3. The mom and dad love EACH OTHER very much. 4. The children fought with ONE ANOTHER on the playground.
Actually venting problems with the person may help them understand that you dont like or wont tolerate his or her behavior and can help understand not to do it in the future with other peers. It's never good to be shy and scared please speak up.