Nirvana never had the best track record when writing decipherable lyrics, but when it came to women's rights, Kurt Cobain never minced any of his words.
You're basing that off a common style at the time. Least you think many rock and grunge artists were coincidentally all that, with Kurt actually being less involved by comparison.
Don't make shit up and tell people it's so, simply because you wish it were so. That's Trumpistic.