The phrase "candle end" refers to the leftover portion of a candle that has burned down to the bottom. There are several synonyms that can be used to describe this leftover portion, including stub, remnant, butt, or nub. These terms accurately describe the end of a candle that remains after it has burned down to the wick. Additionally, some other synonyms for a candle end might include remnants, leftovers, or scraps, all of which convey the sense of an object that has been used up or exhausted. Whatever the term used, the "candle end" remains an important element to consider when using candles for light, warmth, or ambiance in any setting.