Unscramble Fillin

What is the meaning of word fillin unscrambled?

What 6 letter words can be made from letters F I L L I N:

1. infill - Definition of infill

Make more words by adding or removing letters

How many 5 letter words can you make from letters F I L L I N?
Which 5 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter F and unscrambling illin
2) Removing the letter I and unscrambling fllin
3) Removing the letter L and unscrambling filin
4) Removing the letter L and unscrambling filin
5) Removing the letter I and unscrambling filln
6) Removing the letter N and unscrambling filli

More anagrams containing the letters F I L L I N
fillni filnil ilnifl iilnlf