obstaculizarto obstructregular verb obstaculiz· ar AR Present Subjunctive Preterite Imp.Subj. Future Conditional Imperfect yo tú él nosotros vosotros ellos obstaculiz o obstaculic e obstaculic é obstaculiz ara obstaculiz aré obstaculiz aría obstaculiz aba obstaculiz as obstaculic es obstaculiz aste obstaculiz aras obstaculiz arás obstaculiz arías obstaculiz abas obstaculiz a obstaculic e obstaculiz ó obstaculiz ara obstaculiz ará obstaculiz aría obstaculiz aba obstaculiz amos obstaculic emos obstaculiz amos obstaculiz áramos obstaculiz aremos obstaculiz aríamos obstaculiz ábamos obstaculiz áis obstaculic éis obstaculiz asteis obstaculiz arais obstaculiz aréis obstaculiz aríais obstaculiz abais obstaculiz an obstaculic en obstaculiz aron obstaculiz aran obstaculiz arán obstaculiz arían obstaculiz aban Gerund: obstaculiz ando Participle: obstaculiz ado spelling changes: z → c before e/i