How to pronounce insanely

When people do it, they aren’t just randomly or lazily leaving off a sound. This “h“-dropping occurs in a specific environment—only in words that start with a “hyu.” If they drop it in huge, they also drop it in humor, humid, humiliation, humongous, and Hugh.

Yes, strictly speaking, the WH in whip should be pronounced as in what, where, when. Most Americans don’t go to the trouble to overpronounce the WH sound, and to most Americans, it sounds affected.