Grilles is a 7 letter English word. It's valid Scrabble word worth 7 points. It's valid Words with friends word worth 10 points.
You can make 131 anagrams from letters in grilles (egillrs).
1655-65; French, Old French Late Latin *gratīcula, Latin crātīcula (compare Old Provençal grazilha), diminutive of crātis
Then, pushing open the grille, they entered with their captive.
He pushed upon the grille and stepped from the dungeon into the outer darkness.
A scared brother cocked his eye through the grille to see who was there.
All the other portals were wide open, bank door and grille door.
Friends make dinner reservations at the Oyster Bar and grille in Oak Bluffs.
"But I'm not," said the unexpected voice of the deputy at the grille of the gateway.
"And all but see them," and once again she peered through the grille.
From there I took one leading straight to the grille d'Honneur.
The president took two steps toward the grille and addressed Vona.
She pointed to the door with the grille, and he regarded it with a new interest.