anapest (n.)youdaoicibaDictYouDict
also anapaest, "two short syllables followed by a long one," 1670s, from Latin anapestus, from Greek anapaistos "struck back, rebounding," verbal adjective from anapaiein "to strike back," from ana- "back" (see ana-) + paiein "to strike," from PIE *pau- "to cut, strike, stamp" (see pave). So called because it reverses the dactyl.
antitype (n.)youdaoicibaDictYouDict
also anti-type, 1610s, from Greek antitypos "corresponding in form," literally "struck back, responding as an impression to a die," from anti- (see anti-) + typos "a blow, mark" (see type (n.)).