recuar, retirar, retratar
contradeclarar, contraditar, contradizer, contrapor, contrariar, contrastar, denegar, desmentir, impugnar, negar, rebater, refutar
desculpar, desistir, recantar, retratar
abnuir, desapoiar, desconvir, discordar
abastadear, abastardar, bastardear, corromper, decompor, degenerar, mentir
abjurar