The Answers for Wordscapes Level 44163 from the Serene 25 pack and Master group are: aim, gait, gas, gist, git, its, mag, mast, mat, sag, sat, sigma, sim, sit, stag, stigma, tag, and tis.
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.