Obstruct

From Latin past participle stem obstruct- ("blocked up"), from verb obstruere, from ob ("against") + struere ("pile up, build")

Full definition of obstruct

To block or fill (a passage) with obstacles or an obstacle. See Synonyms at block.
(To impede, retard, or interfere with)To impede, retard, or interfere with; hinder: obstructed my progress.
To get in the way of so as to hide from sight.