Mawkish sentiment is an emotional state characterized by excessive sentimentality or sentimentality that is overly sentimental. It is often used to describe a situation in which someone is overly emotional or overly sentimental. The crossword solutions for the term mawkish sentiment are GOOP (4 letters) and CORN (4 letters). GOOP stands for 'Grossly Over-the-top Outpourings of Pathos' and CORN stands for 'Cheesy Over-the-top Romantic Nonsense'. Both terms refer to the same concept of excessive sentimentality.