obstruct 4 antonyms and opposites of obstruct. Verb — To block a path or passage so that things can't get through. Synonyms for obstruct barricade block choke clog close off forslow cumber forwork foul gunk up hamper hinder impede interfere interrupt intervene jam obturate occlude plug roadblock seal stonewall thwart yield Antonyms for obstruct clear deobstruct open unblock ← Back to the full definition of obstruct
