folk
efts
Ayes, byes, cyst, eyed and gyms are four letter words. Additional four letter words include gyro, hymn, lynx, myth, type and typo.
The Phantom of the Opera -Andrew Lloyd Webber The Phantom-Baritone to High Falsetto Christine-Sophrano, First to Second range Raoul-Tenor
Rose is the most common four-letter flower. Another is iris.
pica or font
orca
Orca
Edam
gulf
Holstein
The second type of letter application is always better than the first simply because you have improved the overall content.
coal