Ur has 7 different meanings across 5 categories:
Noun · Intj · Pron · Abbrev · Proper Noun
an ancient city of Sumer located on a former channel of the Euphrates River
Initialism of underlying representation.
Expressing hesitation or inarticulacy; er, um.
Your.
You're, you are.
An ancient Sumerian city in Mesopotamia, in modern Iraq; modern Tell el-Muqayyar.
A hypothetical early supercontinent which may have existed on Earth during the Archaean eon.