1. Be a hindrance or obstacle to
   "She is impeding the progress of our project"
   - hinder 
2. Block passage through
   - obstruct, obturate, occlude, jam, block, close up

Derived forms: impeded, impedes, impeding

See also: impediment

Type of: keep, prevent

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• aluminium chloride
• aluminium foil
• aluminium hydroxide
• aluminium industry
• aluminium oxide
• aluminize
• aluminosilicate
• aluminous
• aluminum
• aluminum bronze
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• Alvar Aalto
• alveolar