There is no special clothing worn. It depends on the family and what type of party (if any) is being held.
There are no specific traditions concerning special clothing for Hanukkah.
There are no special clothes worn during Channukah.
No. Costumes are worn on Purim, which is in the spring.
There are no special clothes worn on Hanukkah. It depends on the family custom as to how much the family dresses up.
No.
With family or friends, in the home. Some synagogues also hold parties during Hanukkah.
One could dress formally, but there are no specific requirements for Hanukkah concerning clothing.
Hanukkah is a holiday. Not a language. During Hanukkah you would say "hello" the same as on a regular day. You can also greet people by saying "Happy Hanukkah".
There are no particular clothing requirements for Hanukkah in Jewish law. Whatever is acceptable for the rest of the year is good for Hanukkah too. Hanukkah is not one of the major Jewish festivals.
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.
None. Costumes are worn on Purim.
Jews practice the beautification of the menorah during Hanukkah.