Untarnished Meaning in Bengali

What is the meaning of word Untarnished in Bengali/Bangla ?

Meaning of Untarnished in Bangla is : অপরিবর্তিত (O . p o . r i . b o r . t i . t o)

Defenition of word Untarnished

Example

Not only has she maintained it, but she has kept it bright and shining, untarnished by time.

Other Meaning of Untarnished