Unscramble Rtfc

What is the meaning of word rtfc unscrambled?

What 4 letter words can be made from letters R T F C:

1. CFTR - Definition of CFTR

Make more words by adding or removing letters

How many 3 letter words can you make from letters R T F C?

1. CRT - Definition of CRT

2. FTC - Definition of FTC

3. TRF - Definition of TRF

Which 3 letter words can be made by removing one letter and unscrambling the remaining letters?
1) Removing the letter R and unscrambling tfc
2) Removing the letter T and unscrambling rfc
3) Removing the letter F and unscrambling rtc
4) Removing the letter C and unscrambling rtf

More anagrams containing the letters R T F C
tcfr tcrf cfrt ctfr