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A palindrome for the word "tier" is "reit," which is not a recognized English word. However, "tier" itself does not have a direct palindrome since a palindrome reads the same forwards and backwards. The closest approach to finding a palindrome would involve rearranging letters or using a different set of letters entirely.
The palidrome for the name of a woman in the Old Testament is "Hannah".
bob
toot
Ewe
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12421
toot
peep
napopan
kook, boob
Avid diva