ennegrecer to blacken, go dark, darkenFuture Perfect Subjunctive / Futuro Perfecto de Subjuntivoyohubiere ennegrecidotúhubieres ennegrecidoél / Ud.hubiere ennegrecidonosotroshubiéremos ennegrecidovosotroshubiereis ennegrecidoellos / Uds.hubieren ennegrecido
Other Tenses / Moods of Ennegrecer 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