Those letters will spell heating.
The letters 'isrdefn' unscrambled can spell the following words:FindersFriends
The letters 'centurr' unscrambled spell the word current.
The letters 'eipylsotmh' unscrambled spell the word polytheism.
The letters 'tinoreiicppat' unscrambled spell the word precipitation.
energy
This looks like the word energy.
Those letters will spell heating.
"crefenfide", when unscrambled, reads "rfnieceefd" .
The unscrambled word is "evolution."
The letters 'adflidfos' unscrambled spell the word daffodils.
The letters 'gnesgnii' unscrambled spell the word singeing.
The letters 'onocl' unscrambled spell the word colon.
The letters 'asinentr' unscrambled spell the word entrains.
The letters 'seoin' unscrambled spell the word noise.
The letters 'sieecps' unscrambled spell the word species.
The letters 'oecosh' unscrambled spell the word choose.