There are 920 new OWL2 words of length seven, and these are the most likely ones.
This was produced with the help of WHAT (see http://what.wolfberg.net).
There is another listing that provides all of the anagrams of the new OWL2 words here.
+ PACY adj PACIER, PACIEST pacey
+ GIRLY adj GIRLIER, GIRLIEST girlie
+ BLADING n pl. -S the act of skating on in-line skates
+ STOTT v -ED, -ING, -S to stot
+ AGGADAH n pl. -DAHS or -DOT or -DOTH haggadah
+ MOSHING n pl. -S frenzied dancing at a rock concert