Unscramble Refsub

What is the meaning of word refsub unscrambled?

What 6 letter words can be made from letters R E F S U B:

Make more words by adding or removing letters

How many 5 letter words can you make from letters R E F S U B?

1. burse - Definition of burse

2. rebus - Definition of rebus

3. rubes - Definition of rubes

4. suber - Definition of suber

Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling efsub
2) Removing the letter E and unscrambling rfsub
3) Removing the letter F and unscrambling resub
4) Removing the letter S and unscrambling refub
5) Removing the letter U and unscrambling refsb
6) Removing the letter B and unscrambling refsu

More anagrams containing the letters R E F S U B
refubs refusb erbfsu ufrebs