colaborar to collaborate, to contribute toFuture Perfect Subjunctive / Futuro Perfecto de Subjuntivoyohubiere colaboradotúhubieres colaboradoél / Ud.hubiere colaboradonosotroshubiéremos colaboradovosotroshubiereis colaboradoellos / Uds.hubieren colaborado
Other Tenses / Moods of Colaborar 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