brick brim broth brat brake brawl.............. oh and br br br br br
there is no filipino word that starts with letter x unless if you will ask about filipino slang words that starts with letter x.
No they do not
Calamansi
none
There is no Filipino word that starts with letter Z. Maybe you can use colloquial words though.
salbahe sungit sira sobra
Brahmaputra
Brook
Brain, breast and bronchi are body parts. They begin with the letters BR.
brunt
enliven in Filipino: pasayahin
Xylophone