The phrase "wee small hour" is typically used to describe a late hour of the night or early morning. However, there are several synonyms for this phrase, each with its own nuances. Some alternatives include "the dead of night," "the witching hour," "the small hours," "the middle of the night," and "the early hours." Each of these phrases conveys a slightly different meaning, but they all refer to the same general time period. Whether you are a night owl or an early bird, these synonyms can help you describe those hours when the rest of the world is asleep.