What common three letter abbreviations are also used as words with meanings that are different from those of the abbreviations?

Common three-letter abbreviations that also function as Words with different meanings include "cab," which can refer to a taxi but is also an abbreviation for "cabinet," and "bat," which can mean a flying mammal but is also short for "battery." Another example is "paw," which refers to an animal's foot but can also stand for "Public Affairs Office." These Words showcase how context can significantly alter their meanings.