1. (

• obstruct ,
• blockade ,
• block ,
• hinder ,
• stymie ,
• stymy ,
• embarrass

) hinder or prevent the progress or accomplishment of; "His brother blocked him at every turn" ;

2. (

• barricade ,
• block ,
• blockade ,
• stop ,
• block_off ,
• block_up ,
• bar

) render unsuitable for passage; "block the way"; "barricade the streets"; "stop the busy road" ;

3. (

• blockade ,
• block_off

) obstruct access to ;

4. (

• blockade ,
• seal_off

) impose a blockade on ;

1. (

• blockading

) blocking entrance to and exit from seaports and harbors; "the blockading ships prevented delivery of munitions" ;