[noun] a policy of intervening in the affairs of other countries Synonyms:intervention
[noun] the act of hindering or obstructing or impeding Synonyms:hindrance
[noun] electrical or acoustic activity that can disturb communication Synonyms:noise, disturbance
[noun] (American football) the act of obstructing someone's path with your body; "he threw a rolling block into the line backer" Synonyms:blocking, block
