There are no actual words spelled using sefsp. There is the slang term "fess."
The letters spell the word temples.
The letters GNOITRNE spell the word "nitrogen."
You can spell the word entice.
The word is "amuse."
You can spell yawned with those letters.
Those letters will spell groaned.
nitpick
lotion
Uterus.
byword
Foray.
Those letters spell fiasco.