as far as i'm aware no such tags exist for that specific "normal woman x small man" dynamic, but ( 1girls ~ 1girl ) ( 1boy ~ 1femboy ~ 1male ) ( smaller_male ~ smaller_male_larger_female ) -hyper -macro is probably a good start. oh and there's also small_dom_big_sub and similar tags
as far as i'm aware no such tags exist for that specific "normal woman x small man" dynamic, but ( 1girls ~ 1girl ) ( 1boy ~ 1femboy ~ 1male ) ( smaller_male ~ smaller_male_larger_female ) -hyper -macro is probably a good start. oh and there's also small_dom_big_sub and similar tags