Bottled-up is a term used to describe emotions, feelings or ideas that are suppressed and not expressed openly. However, there are also antonyms for this term, which would be words that mean the opposite. Some possible antonyms for "bottled-up" are: expressed, released, articulated, disclosed, vocalized, and open. These antonyms suggest that the person is willing to express themselves freely and openly, without holding back their thoughts and emotions. By using these antonyms, one can create a clear and concise description of the individual who is expressive and unrestrained, as opposed to the one who is repressed and inhibited.