Letters that make present progressive tense
s, o, e, g, n, p, r, t, i, v are letters that make 'present progressive tense'
Words within present progressive tense
RES, re, te, si, PR, NT, sen, en, progressive tense, present progressive, SE, resent, Ro, SI, SS, ESE, progressive, pro, present, sent, iv, ten, tense, progress, IV, ogre, ogress, Re, Es, Pr, Se, Si, Te are words within 'present progressive tense'