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Share on one's best behavior
on one's arm
on one's ass
on one's best behavior
on one's breath
on one's conscience
on one's game
Cite this Entry
“On one's best behavior.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/on%20one%27s%20best%20behavior. Accessed 24 Sep. 2020.
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