Letters that make inverted pleat
a, d, e, l, n, p, r, t, i, v are letters that make 'inverted pleat'
Words within inverted pleat
ER, te, Ted, invert, at, pleat, Ea, ED, inverted, in, plea, lea, IN, NV, LE, At, Er, In, Te, ERT, eat are words within 'inverted pleat'