Another word for close off

But their little sojourn to Scranton had not yielded once and for all what Dean had hoped for, a dead end to close off speculation on this business.

arch with voussoirs of edge stones; two low wooden gates close off entrance.

Such a notorious gunslinger as Blair didn't want to close off any options with a country he considers deadly and dangerous.

The intention here is to close off a vat loophole.

several other nightjar seen before we returned to close off a great day.