The anagram is the proper noun Judaism.
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The letters do not spell any common English word.
However, you can make words from some of the letters:
4-letter words
aids, aims, amid, amis, amus, dais, dams, dims, duma, jams, mads, maid, maud, mids, muds, sadi, said, sima
5-letter words
amids, dumas, judas, maids, mauds
6-letter words
masjid, musjid
Judaism
Those letters will spell heating.
The letters 'isrdefn' unscrambled can spell the following words:FindersFriends
The letters 'talinger' can be unscrambled to spell the following words:AlertingAlteringIntegralRelatingTriangle
The letters 'sheccer' unscrambled spell the word screech.