For a debutante ball:
* Debut - This is the most common and widely understood word. It is a direct translation of the English word and is often used in social contexts.
* Pagtatapos ng pagkabata - This literally means "end of childhood" and is used to describe the transition into adulthood.
* Pagpasok sa pagdadalaga/pagbibinata - This means "entering womanhood/manhood" and specifically refers to the coming-of-age celebration.
For a product launch or debut:
* Paglulunsad - This means "launching" and is used to describe the introduction of a new product or service.
* Pasinaya - This means "premiere" and refers to the first public showing of something, such as a play or a movie.
The best Tagalog word to use will depend on the specific context of the debut.