慢慢
màn màn
slowly, gradually, little by little
adverb
Example
别着急，我们慢慢来就行了。
Bié zháojí, wǒmen màn màn lái jiù xíng le.
Don't worry, we can take it slowly and it'll be fine.
This reduplication of 慢 emphasizes the gradual nature of an action. Very commonly used in daily conversation to suggest patience or a relaxed approach to something.