1. Render unsuitable for passage
   - barricade, block, blockade, stop, block off, bar

Derived forms: blocked up, blocks up, blocking up

Type of: block, close up, impede, jam, obstruct, obturate, occlude

• receptor
• recess
• recessed
• recession
• recessional
• recessional march
• recessionary
• recessive
• recessive allele
• recessive gene
• recharge
• rechargeable
• recharter
• recheck
• recherché
• rechewed food
• rechristen
• recidivate
• recidivism
• recidivist
• Recife
• recipe
• recipient
• recipient role
• reciprocal