Unscramble Ostsfix

What is the meaning of word ostsfix unscrambled?

What 7 letter words can be made from letters O S T S F I X:

Make more words by adding or removing letters

How many 6 letter words can you make from letters O S T S F I X?

1. foists - Definition of foists

Which 6 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter O and unscrambling stsfix
2) Removing the letter S and unscrambling otsfix
3) Removing the letter T and unscrambling ossfix
4) Removing the letter S and unscrambling ostfix
5) Removing the letter F and unscrambling ostsix
6) Removing the letter I and unscrambling ostsfx
7) Removing the letter X and unscrambling ostsfi

More anagrams containing the letters O S T S F I X
ostsfxi ostsifx osstfxi tsixsfo