Unscramble Irbredef

What is the meaning of word irbredef unscrambled?

What 8 letter words can be made from letters I R B R E D E F:

Make more words by adding or removing letters

How many 7 letter words can you make from letters I R B R E D E F?

1. berried - Definition of berried

2. briefed - Definition of briefed

3. briefer - Definition of briefer

4. debrief - Definition of debrief

5. ferried - Definition of ferried

6. fibered - Definition of fibered

7. refired - Definition of refired

8. refried - Definition of refried

Which 7 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter I and unscrambling rbredef
2) Removing the letter R and unscrambling ibredef
3) Removing the letter B and unscrambling irredef
4) Removing the letter R and unscrambling irbedef
5) Removing the letter E and unscrambling irbrdef
6) Removing the letter D and unscrambling irbreef
7) Removing the letter E and unscrambling irbredf
8) Removing the letter F and unscrambling irbrede

More anagrams containing the letters I R B R E D E F
irbredfe irbreedf eierdbrf ebrreidf