IPA: /ˈfeɪməsli/
KK: /ˈfeɪməsli/
In a way that is well known or celebrated; excellently or splendidly.
The two actors got along famously during the filming of the movie.
Famously → It is formed from "fame" (from Latin *fama*, meaning reputation or renown) and the suffix "-ously" (meaning in a manner characterized by). The word "famously" means in a manner characterized by fame or well-known reputation.
Think of 'fame' as being well-known, and remember that 'famously' describes doing something in a way that is recognized or renowned.