hi! here are a few:
https://www.mangago.me/read-manga/star_fostered_swordmaster/
(small hints of romance but ignorable..)
https://www.mangago.me/read-manga/heavenly_grand_archive_s_young_master/ (no romance if I remember correctly! if im wrong im sorry)
https://www.mangago.me/read-manga/the_evil_ring/
https://www.mangago.me/read-manga/killer_pedro/
https://www.mangago.me/read-manga/chronicles_of_the_martial_god_s_return/ (action, but also a little father-adopted daughter type of read:))
https://www.mangago.me/read-manga/estio_1/
(dont think there is any romance in here.)
https://www.mangago.me/read-manga/the_strongest_florist/
Sorry if I was wrong and there is romance in some of these!!! im sort of blind to it since there's usually romance in action manhwa

Ya'll give me listsssss of GOOD action manhwas that DONT have romance, plssss i cannot do it with the romance!!!! I read ALOT already but i lowkey need moreee!