Because English is stoopid
It’s just not.
Bo lo ni a
La sa ni a
They are pronounced the same, somone taught you wrong.
It makes no more sense than this:
If lawyers are disbarred and clergymen defrocked, doesn’t it follow that electricians can be delighted, musicians denoted, cowboys deranged, models deposed, tree surgeons debarked and dry cleaners depressed?
Dude, “pacific ocean”, three different ways to pronounce “C”… English go home, you’re drunk.