Those letters spell scientifictheory.
The anagrams are dame, made and mead.
made. dame, mead, edam
The word "Letters"
A single word can't be made with those letters but they will spell:bebedbeebeerbermbredbreedcedecedercreedcremedebdecreedeemdeerembedemberemceeemceederememedmeedmererecrecederedredeemreedrem
The longest single word that can be made from the letters esvdmpnim is impends.
There are no words that can be made from these letters. The longest possible word is tarrier.
The anagram is nougat (candy made with sugar, honey, and often nuts).
Retroactive
There are no words that can be spelled from all of these letters.The longest words that can be made have nine letters. They are:OestriolsTroiluses
The longest word that can be made from those letters is plankton (with the letters 'lp' left over).
You can spell the country Belarus from these letters. No other words can be made using all of these letters.
The isn't one word that can be made with the letters 'insnaid'. Words that can be made from those letters are:aadaidanandasdinIidininnissadsaidsandsin