Sentence:  The 42nd revue at The Second City's "junior" stage waxes sardonic about Trump, improvises a song, cleverly incorporates an audience member and trumpets (perhaps unnecessarily) its multiethnic, <WSD>multiamorous</WSD> cast. 
Meaning of the word marked with <WSD> tags:  Being able to love in many ways including polyamory, monogamy, etc.