When political discourse devolves into semantic arguments, you know there's nothing of value to be gained here.
This is basically 'Can a man marry another man' for the '20s.
Conservatives in the 2000s/2010s: “if we legalize gay marriage it will be a slippery slope and allow for more deviancy down the line.”
Liberals in the 2000s/2010s: “You’re crazy! That will never happen. Gay marriage is just about giving gay people the same rights as straight people.”
Liberals in the year 2021: “Asking if men can get pregnant is the 2020 equivalent to asking if men can marry other men.”