oh I got the perfect one for disproportionate bodies:
http://www.mangago.zone/read-manga/body_guard/
I stumbled upon this while trying to answer someone else's question
in the end I laughed for 5 minutes straight at the comments lol
when I came back someone had already answered the question RIP :/
there's also this webtoon:
A Barbershop Quartet http://www.mangago.zone/read-manga/a_barbershop_quartet/
and this one (kind of):
Back to School: http://www.mangago.zone/read-manga/back_to_school/
something similar to How Sweet is a Sugar Daddy:
http://www.mangago.zone/read-manga/hidoi_otoko_aoi_akira/
looking for yaoi like how sweet is a sugar daddy
also when yaoi characters are super tall and disproportional in i the only one who thinks of them as spiders? ┑( ̄Д  ̄)┍