aperrar, emperrar, encravar, endurar, endurecer, entravar, travar
consolidar, endurar, endurecer, solidar, solidificar
aceirar, adarvar, afortalecer, afortalezar, arrijar, atesar, avigorar, aviventar, consolidar, corroborar, desbambar, desenervar, desenfezar, desentibiar, encruar, encruecer, encruentar, endurar, endurecer, enrijar, enrijecer, enrilhar, entabuar, entesar, entroncar, erijar, esticar, fornir, fortalecer, fortalegar, fortificar, guarnecer, inteiriçar, oxigenar, realentar, reanimar, refocilar, reforçar, retemperar, retesar, revigorar, revitalizar, roborar, roborizar, robustecer, solidificar, substanciar, temperar, tesar, tonificar, tonizar, vigorar, vigorizar, virilizar, vitalizar
apedrar, calejar, coscorar, curtir, empedernir, empedrar, encalejar, encordoar, endurar, endurecer, enquistar, enresinar, enrijar, enrilhar, envigorar, incrustar, obdurar, ossificar, pedrar, petrificar, sezoar
calejar, empedernecer, empedernir, empedrenir, emperrar, encruar, encruecer, encruentar, endurar, endurecer, enquistar, enresinar, insensibilizar, obdurar, ossificar, pedrar, petrificar