apaniguar, manter
adjurar, afirmar, apoiar, aprovar, asselar, autenticar, carimbar, certificar, chancelar, comprovar, confirmar, consoar, corrobar, corroborar, crismar, esforçar, firmar, legalizar, positivar, ratificar, referendar, revalidar, robustecer, sancionar, selar, solidar, validar, verificar
reconsolidar, refirmar