There’s a big difference between קדוש and מקודש, the latter being the expression that the bartenura and rambam use. Kadosh means something is holy. Mekudash means it is holi-fied, sanctified; consecrated – not intrinsically holier, but set aside from something else for a specific purpose. When the malachim praise Hashem, they don’t call him mekudash, they say kadosh. When you marry a woman, you call her mekudeshes, that she is now separate and specified for you and not other men l.
It might sound like it’s splitting hairs, but i think it’s emes.
I’ll try to fetch the sources for the oft-quoted sentiment that women are closer to Hashem’s idea of perfection and don’t need certain mitzvos – this isn’t one of my pet projects that i can rattle off sources for; though anti feminism sources….those I know a lot of.