Yaoi

Idk if this helps but there's a couple in < pass nonpass> that fits ur description

https://www.mangago.me/tag/Big+uke/

https://www.mangago.me/tag/Big+uke+x+small+seme/

https://www.mangago.me/home/mangalist/290536/

https://www.mangago.me/home/mangalist/456835/

In this list the bottom is exactly who u thought was the top, however not all tops here look like cute or little:
https://www.mangago.me/home/mangalist/2448864/

This list is more about pretty tops but bottoms are either average or as pretty:
https://www.mangago.me/home/mangalist/2488370/

I don't really have any list with bottoms specifically being bigger and tougher than their tops counterparts, it's usually both are manly or pretty