Usage examples (13)

• Would it some day swing forward, like the dark, remorseless finger of an hour-dial, and lie once more impassably between them?
• They ascended on up the line of the ridge until they came to a place where their path seemed to fall off impassably into the valley below.
• Then came the first snow, turning the ruins of the curtain wall into an almost impassably slippery barrier, and the familiar necropolis into a strange wilderness of...
• In another instant the road is impassably blocked.