Gaslights are a type of lighting that used to be popular in the 19th century. They were used for illuminating streets, homes, and public places. Although they have been replaced by electric lighting, gaslights are still used for decorative purposes in some places. There are a few synonyms for the word "gaslights" that can be used to describe such lighting. These synonyms include street lamps, lanterns, oil lamps, torches, and candles. These words can be used interchangeably with "gaslights" to describe any kind of lighting that uses flames or burning materials to produce light.