The Answers for Wordscapes Level 57020 from the Still 17 pack and Master group are: angular, aura, aural, gala, gnarl, lug, lunar, lung, nag, rag, ran, rang, rug, run, rung, and urn.
Just a heads-up: the puzzle layout on Master levels is autogenerated, so the grid you see here might look a little different than the one in your game.