frustrar to frustrateImperfect Subjunctive / Imperfecto de Subjuntivo – Version 1yofrustraratúfrustrarasél / Ud.frustraranosotrosfrustráramosvosotrosfrustraraisellos / Uds.frustraranImperfect Subjunctive / Imperfecto de Subjuntivo – Version 2yofrustrasetúfrustrasesél / Ud.frustrasenosotrosfrustrásemosvosotrosfrustraseisellos / Uds.frustrasen
Other Tenses / Moods of Frustrar 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