lamentar to regretFuture Perfect Subjunctive / Futuro Perfecto de Subjuntivoyohubiere lamentadotúhubieres lamentadoél / Ud.hubiere lamentadonosotroshubiéremos lamentadovosotroshubiereis lamentadoellos / Uds.hubieren lamentado
Other Tenses / Moods of Lamentar Simple Tenses Present Tense Imperfect Tense Preterite (Past Tense) Future Tense Conditional Tense Subjunctive Tense Imperfect Subjunctive Future Subjunctive Imperative (Command) Past Participle & Gerund Compound Tenses Present Perfect Past Perfect Past Anterior (Preterite Perfect) Future Perfect Conditional Perfect Present Perfect Subjunctive Pluperfect Subjunctive Future Perfect Subjunctive