Synset:impediment obstructer obstruction obstructor
Derivationally Related Form:impedeobstruct
Hypernyms:construction structure
Inherited Hypernyms:obstructionstructureartifactwholeobjectphysical entityentity
Direct Hyponyms:barbarrierblockblockadeblockageclosureencumbrancehinderancehindrancehitchincumbranceinterferenceobstacleocclusionpreventativepreventivestopstoppagetumbler
Full Hyponyms:
backstopbannisterbarbarn doorbarricadebarrierbatwingbi-fold doorblockadeblockagebreakwaterbreechblockbulwarkbungbunkercar doorcargo doorcargo hatchchainlink fencechicaneclogcorkcrash barrierdamdoordouble doordrainplugdry wallearplugfencefenderfife railfipplefire doorfolding doorfrench doorfrench windowgategrategrillehatchhatchbackhazardhead gatehedgehindrancehurdleinterior doorleverlock-gatelychgatemilldammovable barriermudguardobstacleparty wallpicket fencepinplugportcullisposternprivet hedgerail fencerailingretaining wallrevetmentrevolving doorroadblocksafety railscreen doorsliding doorspeed bumpstarting gatestone wallstorm doorstumbling blockswing doortaffrailtail gatetailgatetampaxtampiontampontaptollgatetrap doortumblerturnpiketurnstilevapor lockwallwater hazardwater jumpweirwicketwindbreakworm fence