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in the PONS Dictionary

I. obstruer [ɔpstʀye] VB trans

obstruer
blockieren
obstruer (vue)
versperren
obstruer (pores)
verstopfen
obstruer MED (artère, vaisseau)
verschließen

II. obstruer [ɔpstʀye] VB refl

s'obstruer
verstopfen
Présent
j'obstrue
tuobstrues
il/elle/onobstrue
nousobstruons
vousobstruez
ils/ellesobstruent
Imparfait
j'obstruais
tuobstruais
il/elle/onobstruait
nousobstruions
vousobstruiez
ils/ellesobstruaient
Passé simple
j'obstruai
tuobstruas
il/elle/onobstrua
nousobstruâmes
vousobstruâtes
ils/ellesobstruèrent
Futur simple
j'obstruerai
tuobstrueras
il/elle/onobstruera
nousobstruerons
vousobstruerez
ils/ellesobstrueront
See further verb tables