Here are some possible explanations:
* "Amani" is a Swahili word that means "peace" or "tranquility". This word is very common and might be what you're looking for.
* "Mara" is a Swahili word meaning "time", "occasion", or "suddenly".
* "Amara" could be a name of foreign origin that has been adopted into Swahili.
If you can provide more context about where you encountered the word "amara," I might be able to give you a more accurate answer.