restar, to remain.
restregar, to rub.
resuelto -a (past part. of resolver), resolved, resolute.
resultar, to result, be found, become.
resumen: en resumen, in short.
resumido -a (past part. of resumir), abridged; en resumidas cuentas, after all.
retama, f.; retama macho, (Spanish) broom.
retardar, to delay, retard.
retener, to keep, retain.
retirada, f., retreat, withdrawal.