traditional foods include potato pancakes (latkes) and jelly donuts (sufganiot)
There's really no such thing as "Hanukkah Dinner". Meals during Hanukkah have no special times associated with them. Jelly donuts or potato pancakes are traditional and may be served at any time during Hanukkah.
Shark Fin Soup.
There is no special clothing for Hanukkah.
There is no special ending for the celebration of Hanukkah.
There is nothing special about "Hanukkah before Christmas". But both holidays have their unique special qualities.
While Hanukkah is a religious Jewish occasion with special blessings and added prayers, it has no special clothing associated with it. Some families like to dress up in the evenings, for the candle lighting, but most families do not.
There is no special rule or tradition about meat on Hanukkah.
No, there is not.
There are many Hanukkah songs, but any music is appropriate for Hanukkah.
Hanukkah starts with the lighting of a special candle holder called a Chanukiah (Hanukkah-menorah).
It's called a channukiah or Hanukkah-menorah.
There are no specific requirements or traditions concerning how to dress during Hanukkah.