Letters that make future progressive
s, o, e, f, g, p, r, t, i, u, v are letters that make 'future progressive'
Words within future progressive
RES, re, si, PR, ut, Ro, SI, SS, Utu, progressive, future, pro, iv, progress, IV, Ur, ogre, ogress, Re, Es, Pr, Si, UT are words within 'future progressive'