Unscramble Refstree

What is the meaning of word refstree unscrambled?

What 8 letter words can be made from letters R E F S T R E E:

Make more words by adding or removing letters

How many 7 letter words can you make from letters R E F S T R E E?

1. ferrets - Definition of ferrets

2. reefers - Definition of reefers

3. steerer - Definition of steerer

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling efstree
2) Removing the letter E and unscrambling rfstree
3) Removing the letter F and unscrambling restree
4) Removing the letter S and unscrambling reftree
5) Removing the letter T and unscrambling refsree
6) Removing the letter R and unscrambling refstee
7) Removing the letter E and unscrambling refstre
8) Removing the letter E and unscrambling refstre

More anagrams containing the letters R E F S T R E E
refteers refteesr eetrefsr estrfere