obstruct

"It’s a good thing that television doesn’t transmit smell."

"I always try not to interfere with other people’s personal affairs."

"The dry-stone wall used a large, flat through to support the top stones. "

"The heavy box fell and fallen to the floor. "

"The fallen tree obstructs the road, making it impossible to drive through. "

"A big obstacle to understanding the manual was that it had been poorly translated from the Japanese."

"The student placed her textbooks on the bookshelf after class. "

"The fallen tree obstructed the road, making it impossible to pass. "

"A big obstacle to understanding the manual was that it had been poorly translated from the Japanese."

"Testing for the new antidote is currently in progress."

"The impossible of finishing the project by Friday became a reality when everyone worked late. "

"She struggled to play the difficult passages."