We found one dictionary that defines the word ex-post-facto:

▸ Words similar to ex-post-facto ▸ Usage examples for ex-post-facto ▸ Idioms related to ex-post-facto ▸ Wikipedia articles (New!) ▸ Words that often appear near ex-post-facto ▸ Rhymes of ex-post-facto ▸ Invented words related to ex-post-facto