Formal:
* Lustre: This is a classic synonym for chandelier, particularly used for older or more ornate pieces.
* Candelabrum: This term is often used for a candelabra designed to hold multiple candles, but can also be used for a chandelier.
* Sconce: While typically referring to a wall-mounted light fixture, it can also be used for a chandelier in some contexts.
Informal:
* Light fixture: This is a more general term and can be used for any type of lighting.
* Pendant light: This specifically refers to a light fixture that hangs from the ceiling.
* Ceiling light: This is a very general term that can refer to any light fixture on the ceiling.
Descriptive:
* Crystal chandelier: This emphasizes the material used in the chandelier.
* Brass chandelier: This emphasizes the material used in the chandelier.
* Modern chandelier: This emphasizes the style of the chandelier.
The best synonym to use will depend on the specific context and the desired tone.