Synonyms and related words :
PS, Parthian shot, addendum, afterthought, appendix, back answer, back matter, caustic remark, chorus, coda, codicil, colophon, comeback, conclusion, consequence, continuance, continuation, crack, cut, cutting remark, dig, double take, dump, dying words, envoi, epilogue, fleer, flout, follow-through, follow-up, foolery, gibe, gibing retort, jab, jape, jeer, jest, last words, leg-pull, mock, peroration, postface, postfix, postlude, postscript, put-down, put-on, quip, refrain, rude reproach, scoff, scurrility, second thought, sequel, sequela, sequelae, sequelant, sequent, sequitur, short answer, slam, slap, subscript, suffix, supplement, swan song, swipe, tag, taunt, twit, verbal thrust