Hello, Those are the differents words to say 'mom/mother':
Mãe (formal) Mamãe (its so cute) Mãezinha (port for kids) Mamãezinha (port for kids) Mamilies (port-latin) Mamita (port-spanish) Mami (port-english) Mama (port-italian) Mãinha (North brazilian)
How to use that words:
Mamilies, minha rainha, soberana do nilo.
Mi mamita querida, te amo!
(This is Portuguese + Spanish, to speak another language in Brazil it's very normal, but only formal moments)
Hi mami, você viu que "ó" foi este evento?
(It is used for women frequently)
Mama is a universal word, you can use it for all occasions.