Safe.word.xxx.2020.720p.web-dl.x264-katmovie18....

Based on the pattern you gave, here’s a properly formatted :

It looks like you’re trying to reconstruct or create a release filename for a movie Safe Word (possibly a 2020 title) with specific encoding and source tags. Safe.Word.XXX.2020.720p.WEB-DL.x264-Katmovie18....