Here are all the answers to Wordscapes Level 636 in the Cover pack, Autumn group. The letters that players must unscramble in this level are IHRFTS. This puzzle has 13 words as its answer and 24 bonus words.
fir, firth, firths, fit, frit, frith, friths, frits, his, hist, hit, ifs, its, rif, rifs, rifts, shit, shri, sir, sit, sith, sri, thir, tis.