חוּרchûwr

חֹר: noble, hole, see below II.

Pronunciation: khoor · Hebrew/Aramaic (Old Testament) · H2352

Meanings

חרר; חֹר הַגִּדְגָּד see below II. חור

חֻר: id. (Isaiah 42:22; Isaiah 11:8)

Same root

חוּרChûwr · H2354Chur, the name of four Israelites and one Midianite
חוֹרchôwr · H2356a cavity, socket, den
חַוְרָןChavrân · H2362Chavran, a region East of the Jordan
תַּחֲרָאtachărâʼ · H8473a linen corslet (as white or hollow)

Where it appears

Appears 2 times in the Bible.

Isaiah 11:8 The baby will play safely near the hole of a cobra. Yes, a little child will put its hand in a nest of deadly snakes without harm.
Isaiah 42:22 But his own people have been robbed and plundered, enslaved, imprisoned, and trapped. They are fair game for anyone and have no one to protect them, no one to take them back home.

Source: Brown, Driver and Briggs, Hebrew and English Lexicon of the Old Testament (1906), public domain; markup by unfoldingWord, CC BY (github.com/unfoldingWord/Brown-Driver-Briggs-Enhanced).