There is no 7-letter anagram. The longest words are 5 letters:
afire, after, caret, cater, craft, crate, facet, farce, irate, react, recta, refit, trace, and trice
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.
Uterus.
Foray.
nitpick
lotion
byword
Those letters spell fiasco.