Up-anchor is a nautical term used to describe the action of raising an anchor from the seabed. However, there are several synonyms that can be used instead of up-anchor. For example, lift anchor, weigh anchor, heave anchor, and hoist anchor are all synonyms for up-anchor. The term "weigh anchor" is particularly interesting as it refers to the process of weighing the anchor to determine its weight before lifting it. Other synonyms for up-anchor include raising anchor, retrieving anchor, and pulling anchor. These terms are commonly used in sailing and boating circles, and understanding their meaning and usage can help in communicating effectively with other sailors and boaters.