Sex hasn’t really changed. Men with a big dick and who could fuck really hard and last long made women orgasm, the rest didn’t they stimulated the clit, which was known enough then because we find in Medieval Islamic etiquette books that husbands should ensure their wives orgasm. Something that would be different is it would be a lot more open among peasant families since many lived in one-room hovels. Presuming the little tykes would be around during the fucking, but it was likely generally at night and without artificial lighting and candles being too expensive for peasants, there would be no indoor lighting.
>>17928020
Actually it was quite common for pregnancy to be the primary motive for marriage with a sexual partner.
>>17928026
Contrary to popular belief, even though women could marry very young then, most peasant women didn’t marry until their 20’s, presumably because they helped a lot with the household labor even outdoors so they were not a burden that the family had to rush to marry, and especially since doing so often cost a dowry