The word "BOSCA" is spelled with five letters in total, and can be transcribed phonetically as /ˈbɒskə/ (baw-skah). It starts with the consonant "b" which is pronounced by pressing your lips together and then releasing them to create a burst of air. The "o" is pronounced as "aw" as in "law" and the "s" sound is created by hissing air between your teeth. The final "ca" sound is pronounced as "kuh" with an emphasis on the "k" sound.