Here are some common meanings of "-over":
* Excess: This is the most common meaning. It implies something exceeding a limit or standard. Examples include "overdue," "overweight," and "overpriced."
* Above: This meaning signifies being positioned higher than something else. Examples include "overcast" (sky covered with clouds), "overlook" (to look down from a higher point), and "overhang" (projecting outward).
* Again: This meaning implies repetition or doing something again. Examples include "overdo" (do something excessively) and "overstate" (exaggerate).
* Across: This meaning implies movement or passage across something. Examples include "overflow" (flow over an edge) and "overrun" (spread over an area).
It's important to remember that the specific meaning of "-over" can vary depending on the context. It's always best to consider the full word and its usage to determine the intended meaning.