Letters that make inverted comma
a, o, d, e, n, c, m, r, t, i, v are letters that make 'inverted comma'
Words within inverted comma
ER, MA, te, ma, Ted, invert, mA, ED, mm, inverted, in, comma, CO, IN, NV, Co, Er, In, Te, ERT are words within 'inverted comma'