There is no one-word anagram. It does spell the phrases "no girl trio" and "iron or gilt."
The longest words spelled with the letters are looting, rioting, rooting, and toiling.
These letters unscrambled spell the word tundra.
Those letters will spell heating.
There is a P missing, to spell the word "acceptance."
The letters 'uafsedrnir' unscrambled spell the word fundraiser.
The letters 'rdugni' unscrambled spell the word during.
The letters 'ytiarf' unscrambled spell the word ratify.
The letters 'anottccr' unscrambled spell the word contract.
The letters 'tepichon' unscrambled spell the word phonetic.
The letters 'tearg' unscrambled can spell the following words:GrateGreat
The letters 'treeatan' unscrambled spell the word anteater.
The letters 'centurr' unscrambled spell the word current.
The letters 'eipylsotmh' unscrambled spell the word polytheism.