A dubbed movie retains the original actors (speaking Tamil via voiceover). A remake is shot again with Tamil actors. This list focuses only on dubs.
An adult romantic drama starring Adith Arun. tamil dubbed 18 movie list high quality
Also, ensure that you're accessing the content from legitimate sources to support the creators and avoid any potential copyright issues. The Ultimate Guide to Tamil Dubbed 18+ Movies:
I can provide a or direct you to the official links for these movies. tamil dubbed 18 movie list high quality