Here are some other words, depending on the specific language and region:
* "chacha" (चाचा) - This is another common term used across various Indian languages, especially in North India.
* "mamu" (मामु) - This is a term used in some regions, particularly in North India.
* "mama" (मामा) - This term is used primarily in South India.
* "kaka" (काका) - This term is also used in some regions, primarily in the western parts of India.
The specific term used can vary depending on the region, language, and family traditions. It's always best to ask the person directly how they would like to be addressed.