maudlin

effusively or insincerely emotional

Tearful; easily moved to tears; exciting to tears; excessively sentimental; weak and silly.

from Old French 'maultifler' meaning to murmur sorrowfully

“The dreadful creature insisted upon shows of maudlin affection that could not be accorded to her, so that she existed in a condition of preternatural sensitiveness.”

— George Meredith, Complete Project Gutenberg Works of George Meredith

Nikhil wandered Copenhagen's streets, maudlin after breaking his favorite mug at a café. Every passerby seemed to wear a smirk. At the statue of the Segun Tobias, he sobbed so hard, even the sea looked like it was crying with him.

At the Souk al-Hamidiyah market in Beirut, Saanvi dodged through crowded stalls until she reached a small corner where an old man played mournful tunes on his oud. His teary eyes and exaggerated sobs were so theatrical that passersby rolled their own, suspecting him of being maudlin to coax coins from sympathetic ears.

“The widespread artistic representations of Mary Magdalene in tears are the source of the modern English word maudlin, meaning "sickeningly sentimental or emotional".”