Sentence:  They needed to have an <WSD>abandon</WSD> in their performance that you just can't get out of people in the middle of the night when they're barefoot. 
Meaning of the word marked with <WSD> tags:  A yielding to natural impulses or inhibitions; freedom from artificial constraint, with loss of appreciation of consequences. (Early 19th century.)<ref name=SOED/><ref>(page=2).</ref>