Part of speech: Noun
any structure that makes progress difficult
Categories: Structure, Construction
Part of speech: Noun
the physical condition of blocking or filling a passage with an obstruction
Categories: Physical condition, Physiological state, Physiological condition
Part of speech: Noun
the act of obstructing
Example: obstruction of justice
Categories: Hindrance, Hinderance, Interference
Part of speech: Noun
getting in someone's way
Categories: Maneuver, Manoeuvre, Play
Impedimenta, Obstructer, Obstruction, Obstacle, Blockage
The word "obstruction" comes from Latin obstructio.
Legal and medical professions still use Latin phrases because of its precision and historical authority.