impede-v; 1 Senses

Sense Number 1: interfere with the movement or progress of

A series computer problems has impeeded the return of the report.
The person driving 55 mph impeeded the flow of traffic.
You've impeeded the inertia of the swelling mystery.
He impeded the attacker's progress by tipping over a trashcan.

VerbNet: forbid-67-1
FrameNet: Hindering
PropBank: impede.01
WordNet 3.0 Sense Numbers: 1, 2