Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun obstructor

2 senses of obstructor

Sense 1
obstructionist, obstructor, obstructer, resister, thwarter -- (someone who systematically obstructs some action that others want to take)
       => disputant, controversialist, eristic -- (a person who disputes; who is good at or enjoys controversy)

Sense 2
obstruction, obstructor, obstructer, impediment, impedimenta -- (any structure that makes progress difficult)
       => structure, construction -- (a thing constructed; a complex entity constructed of many parts; "the structure consisted of a series of arches"; "she wore her hair in an amazing construction of whirls and ribbons")

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