adjurar, afirmar, apoiar, aprovar, asselar, autenticar, carimbar, certificar, chancelar, comprovar, confirmar, consoar, corrobar, corroborar, crismar, esforçar, firmar, positivar, ratificar, reafirmar, referendar, revalidar, robustecer, sancionar, selar, solidar, validar, verificar
aplaudir, aprovar, autenticar, autorizar, consagrar, placitar, ratificar, revalidar, sancionar, subscrever, validar
alealdar, asselar, autenticar, confirmar, lealdar, legitimar, lidimar, ratificar, revalidar, sancionar, validar